Newman, B. M., & Newman, P. R. (2009). Development through life: A psychosocial approach (10th ed.). Wadsworth/Cengage Learning.
Chicago Style aipamenaNewman, Barbara M., and Philip R. Newman. Development Through Life: A Psychosocial Approach. 10th ed. Australia: Wadsworth/Cengage Learning, 2009.
MLA aipamenaNewman, Barbara M., and Philip R. Newman. Development Through Life: A Psychosocial Approach. 10th ed. Wadsworth/Cengage Learning, 2009.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.