APA استشهاد

Richert, G. H. (1974). Retailing: Principles and practice (6th ed.). McGraw-Hill.

استشهاد بنمط شيكاغو

Richert, G. Henry. Retailing: Principles and Practice. 6th ed. New York: McGraw-Hill, 1974.

MLA استشهاد

Richert, G. Henry. Retailing: Principles and Practice. 6th ed. McGraw-Hill, 1974.