Παραπομπή APA

Susan Krauss Whitbourne & Stacey B Whitbourne. (2008). Adult development and aging: Biopsychosocial perspectives. John willey and sons.

Παραπομπή Chicago Style

Susan Krauss Whitbourne και Stacey B Whitbourne. Adult Development and Aging: Biopsychosocial Perspectives. John willey and sons, 2008.

Παραπομπή MLA

Susan Krauss Whitbourne και Stacey B Whitbourne. Adult Development and Aging: Biopsychosocial Perspectives. John willey and sons, 2008.