References
- Blake J, Quartaro G, Onorati S. Evaluating quantitative measures of grammatical complexity in sponta-neous speech samples. J Child Language 1993; 20:139–152.
- Brown R. A First Language: The Early Stages. Cambridge, MA: Harvard University Press, 1973. Bryant DM, Ramey CT. An analysis of the effectiveness of early intervention programs for environmentally at-risk children. In M Guralnick, ed. The Effectiveness of Early Intervention for At-risk and Handicapped Children. New York: Academic Press, 1987: 33–78.
- Conant S. The relationship between age and MLU in young children: A second look at Klee and Fitzger-ald's data. J Child Language 1987; 14: 169–73.
- de Villiers JG, de Villiers PA. A cross-sectional study of the acquisition of grammatical morphemes in child speech. J Psycholinguistic Res 1973a; 2: 267–78.
- de Villiers JG, de Villiers PA. Development of the use of word order in comprehension. J Psycholinguis-tic Res 1973b; 2: 331–41.
- de Villiers JG and de Villiers PA. Language Acquisition. Cambridge: Harvard University Press, 1978.
- Drillien CM. The small-for-date infant: aetiology and prognosis. Pediatr Clin North Am 1970; 17: 9.
- Fischel J, Whitehurst G, Caulfield M, DeBaryshe B. Language growth in children with expressive language delay. Pediatrics 1989; 82: 218–27.
- Hedrick DC, Prather EM, Tobin AR. Sequenced Inventory of Communication Development. Seattle: University of Washington, 1984.
- James D. The efficacy of a language screening battery for Australian five year old children. Aust J Hum Commun Disord 1994; 22(2): 31–46.
- James S. The effect of listener age and the communicative situation on the politeness of children's direc-tives. J Psycholinguistic Res 1978; 7: 307–17.
- Klee T, Fitzgerald MD. The relation between grammatical development and mean length of utterance in morphemes. J Child Language 1985; 12: 251–69.
- Kramer CA, James SL, Saxman JH. A comparison of language samples elicited at home and in the clinic. J Speech Hear Disord 1979; 44: 321–30.
- Langham J. Brief for the Evaluation of the Parents as Teachers Parenting Education Program. Sydney: NSW Department of School Education, 1993.
- Labov W. The logic of non standard English. In F Williams, ed. Language and Poverty. Chicago: Markham, 1970.
- McAllister L, Masel C, Tudehope D, O'Callaghan M, Mohay H, Rogers Y. Speech and language out-comes 3 years after neonatal intensive care. Eur J Disord Commun 1993a; 28: 369–82.
- McAllister L, Masel C, Tudehope D, O'Callaghan M, Mohay H, Rogers Y. Speech and language out-comes in preschool-aged survivors of neonatal intensive care. Eur J Disord Commun 1993b; 28: 383–94.
- McAllister L, Wilson L. Communication Status of Children Involved in Pilot Projects of the Parents As Teachers Program: Final report—June 1995. NSW: University of Sydney, Faculty of Health Sci-ences, School of Communication Disorders, 1995.
- McCarthy D. Language development in children In L. Carmichael, ed. Manual of Child Psychology. New York: Wiley, 1954.
- Miller J. Assessing Language Production in Children. Baltimore: University Park Press, 1981.
- Miller JF, Chapman RS. The relation between age and mean length of utterance in morphemes. J Speech Hearing Res 1981; 24: 154–61.
- Nice MM. Length of sentences as a criterion of a child's progress in speech. J Educ Psycho! 1925; 16: 370–9.
- Rescorla L. The language development survey: a screening tool for delayed language in toddlers. J Speech Hear Disord 1989; 54: 587–99.
- Rondal JA, DeFays D. Reliability of mean length of utterance as a function of sample size in early lan-guage development. J Genetic Psycho! 1978; 133: 305–6.
- Rondal JA, Ghiotti M, Bredart S. Bachelet JF. Age-relation, reliability and grammatical validity of mea-sures of utterance length. J Child Language 1987; 14: 433–46.
- Scarborough H S, Wyckoff J, Davidson R. A reconsideration of the relation between age and mean utter-ance length. J Speech Hear Res 1986; 29: 394–9.
- Schiefelbusch R, Bricker D. Early Language: Acquisition and Intervention. Baltimore: University Park Press, 1981.
- Siegel LS. Early cognitive and environmental correlates of language development at 4 years. Int J Behav Dev 1982; 5:433–44.
- Teele D, Klein J, Chase C, Menyuk P. Rosner B. Otitis media in infancy and intellectual ability, school achievement, speech and language at age 7 years. J Infect Dis 1990; 162: 685–94.
- Wells G. Language Development in the Preschool Years. New York: Cambridge University Press, 1985.