APA (7th ed.) Citation

EBSCOhost, Schaie, K. W., & Willis, S. L. (2021). Handbook of the psychology of aging (Ninth edition.). Academic Press.

Chicago Style (17th ed.) Citation

EBSCOhost, K. Warner Schaie, and Sherry L. Willis. Handbook of the Psychology of Aging. Ninth edition. Amsterdam: Academic Press, 2021.

MLA (9th ed.) Citation

EBSCOhost, et al. Handbook of the Psychology of Aging. Ninth edition. Academic Press, 2021.