Cita APA (7th ed.)

Papalia, D. E., Olds, S. W., & Feldman, R. D. (2004). Human development (9th ed.). McGraw-Hill.

Cita Chicago (17th ed.)

Papalia, Diane E., Sally Wendkos Olds, i Ruth Duskin Feldman. Human Development. 9th ed. Boston: McGraw-Hill, 2004.

Cita MLA (9th ed.)

Papalia, Diane E., et al. Human Development. 9th ed. McGraw-Hill, 2004.