Citazione Stile APA (7a Edizione)

Powell, D. H. (1983). Understanding Human Adjustment: Normal Adaptation Through the Life Cycle. Little, Brown.

Citazione stile Chigago Style (17a edizione)

Powell, Douglas H. Understanding Human Adjustment: Normal Adaptation Through the Life Cycle. Boston: Little, Brown, 1983.

Citatione MLA (9a ed.)

Powell, Douglas H. Understanding Human Adjustment: Normal Adaptation Through the Life Cycle. Little, Brown, 1983.