Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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