Citazione Stile APA (7a Edizione)

Newman, B. M., & Newman, P. R. (2009). Development through life: A psychosocial approach (10th ed.). Wadsworth/Cengage Learning.

Citazione stile Chigago Style (17a edizione)

Newman, Barbara M., e Philip R. Newman. Development Through Life: A Psychosocial Approach. 10th ed. Australia: Wadsworth/Cengage Learning, 2009.

Citatione MLA (9a ed.)

Newman, Barbara M., e Philip R. Newman. Development Through Life: A Psychosocial Approach. 10th ed. Wadsworth/Cengage Learning, 2009.