Tohutoro APA (7th ed.)

Youdin, R. (2016). Psychology of aging 101. Springer.

Tohutoru Kātū Chicago (17th ed.)

Youdin, Robert. Psychology of Aging 101. New York: Springer, 2016.

Tohutoro MLA (9th ed.)

Youdin, Robert. Psychology of Aging 101. Springer, 2016.