APA

Abeles R. P., Gatz M., Salthouse T., Schaie K. W. & Birren J. E. (2001). Handbook of the psychology of aging. San Diego, Calif; London: Academic Press.

Chicago

Abeles Ronald P, Gatz Margaret, Salthouse Timothy, Schaie K Warner and Birren James E. 2001. Handbook of the psychology of aging. San Diego, Calif; London: Academic Press.

Harvard

Abeles R. P., Gatz M., Salthouse T., Schaie K. W. and Birren J. E. (2001). Handbook of the psychology of aging. San Diego, Calif; London: Academic Press.

MLA

Abeles Ronald P, Gatz Margaret, Salthouse Timothy, Schaie K Warner and Birren James E. Handbook of the psychology of aging. San Diego, Calif; London: Academic Press. 2001.