Gaya APA

Cavanaugh, J, C., Blanchard-Fields, F. (2006). Adult Development and Aging 5'th Ed. (5). USA: Thomson Wadsworth.

Gaya MLA

Cavanaugh, John, C.., Blanchard-Fields, Fredda. "Adult Development and Aging 5'th Ed.". 5 USA: Thomson Wadsworth, 2006. Text.