Handbook of the psychology of aging

MLA

Schaie, K. Warner, Sherry Willis, and Sherry L Willis. Handbook of the Psychology of Aging. Burlington: Academic Press, 2016.

APA

Schaie, K. Warner, Willis, S., & Willis, S. L. (2016). Handbook of the psychology of aging. Burlington: Academic Press.

Chicago

Schaie, K. Warner, Sherry Willis, and Sherry L Willis. Handbook of the Psychology of Aging. Burlington: Academic Press, 2016.