References
- Birren , E. 1964 . The Psychology of Aging , Englewood Cliffs, N. J. : Prentice-Hall .
- Botwinick , J. 1973 . Aging and Behavior , New York : Springer .
- Bromley , B. 1974 . The Psychology of Human Ageing , Baltimore : Penguin Books .
- Goldfarb , W. 1941 . An investigation of reaction time in older adults . Columbia University Contributions to Education , No. 831
- Koga , Y. and Morant , M. 1923 . On the degree of association between reaction times in the case of different senses . Biometrika , : 346 – 372 .
- Miles , R. 1931 . Measures of certain human abilities throughout the life span . Proceedings of National Academy of Science , : 627 – 633 .
- Moore , H. 1975 . A study of age group track and field records to relate age and running speed . Nature , : 264 – 265 .
- Ruger , A. and Stoessiger , B. 1927 . On the growth curves of certain characters in man (males) . Annuals of Eugenics , : 76 – 110 .