APA (7th ed.) Citation

Seifert, K., & Hoffnung, R. J. (1991). Child and adolescent development (2nd ed.). Houghton Mifflin.

Chicago Style (17th ed.) Citation

Seifert, Kelvin, and Robert J. Hoffnung. Child and Adolescent Development. 2nd ed. Boston: Houghton Mifflin, 1991.

MLA (9th ed.) Citation

Seifert, Kelvin, and Robert J. Hoffnung. Child and Adolescent Development. 2nd ed. Houghton Mifflin, 1991.