APA استشهاد

Allport, G. W. Personality: : a psychological interpretation. Constable & Company Ltd.

استشهاد بنمط شيكاغو

Allport, Gordon W. Personality: : A Psychological Interpretation. London: Constable & Company Ltd.

MLA استشهاد

Allport, Gordon W. Personality: : A Psychological Interpretation. Constable & Company Ltd.