APA استشهاد

Kogan, I. S. (1973). Modern business: Public relations. Alexander Hamilton Institute.

استشهاد بنمط شيكاغو

Kogan, Irving Smith. Modern Business: Public Relations. New York: Alexander Hamilton Institute, 1973.

MLA استشهاد

Kogan, Irving Smith. Modern Business: Public Relations. Alexander Hamilton Institute, 1973.