Cita APA

Schaie, K. W., & Willis, S. L. (1986). Adult development and aging (2nd ed.). Little, Brown.

Citación estilo Chicago

Schaie, K. Warner, and Sherry L. Willis. Adult Development and Aging. 2nd ed. Boston: Little, Brown, 1986.

Cita MLA

Schaie, K. Warner, and Sherry L. Willis. Adult Development and Aging. 2nd ed. Little, Brown, 1986.

Warning: These citations may not always be 100% accurate.