APA استشهاد

Watts, R. (1972). Businessman's guide to marketing. Reginald Watts.

استشهاد بنمط شيكاغو

Watts, Reginald. Businessman's Guide to Marketing. New Delhi: Reginald Watts, 1972.

MLA استشهاد

Watts, Reginald. Businessman's Guide to Marketing. Reginald Watts, 1972.