Howard S.friedman & Howard S.friedman. (2003). Personality classic theories and modern research (Ed.2.). Pearson education.
استشهاد بنمط شيكاغوHoward S.friedman و Howard S.friedman. Personality Classic Theories and Modern Research. Ed.2. New delhi: Pearson education, 2003.
MLA استشهادHoward S.friedman و Howard S.friedman. Personality Classic Theories and Modern Research. Ed.2. Pearson education, 2003.
تحذير: قد لا تكون هذه الاستشهادات دائما دقيقة بنسبة 100%.