References
- Dunn, L. M.. Manual: Peabody Picture Vocabulary Test (Nashville: American Guidance Service, 1959).
- Dunn, L. M., and Harley, R. K.. “Comparability of Peabody, Ammons, Van Alstyne and Columbia Test Scores with Cerebral Palsied Children” Exceptional Children, XXVI (1959), pp. 70–74.
- Lamke, T. A., and Nelson, M. J.. Manual: Henmon–Nelson Test of Mental Ability, Revised Edition (Boston: Houghton-Mifflin, 1957).
- Norris, R. C., Hottel, J. V., and Brooks, Sadys. “Comparability of Peabody Picture Vocabulary Test Scores Under Group and Individual Administration,” Journal of Educational Psychology, LI (1960), pp. 87–91.
- Sullivan, Elizabeth T., Clark, W. W., and Tiegs, E. W.. Manual: California Test of Mental Maturity (Los Angeles: California Test Bureau, 1957).
- Tiegs, E. W., and Clark, W. W.. Manual: California Achievement Tests (Los Angeles: California Test Bureau, 1957).