APA aipamena

Birren, J. E. (1959). Handbook of aging and the individual: Psychological and biological aspects. Chicago : University of Chicago Press.

Chicago Style aipamena

Birren, James E. Handbook of Aging and the Individual: Psychological and Biological Aspects. Chicago : University of Chicago Press, 1959.

MLA aipamena

Birren, James E. Handbook of Aging and the Individual: Psychological and Biological Aspects. Chicago : University of Chicago Press, 1959.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.