APA ציטוט

Holtje, H. F. (1981). Schaum's outline of theory and problems of marketing. Mc graw hill book company.

Chicago Edition Citation

Holtje, Herbert F. Schaum's Outline of Theory and Problems of Marketing. New York: Mc graw hill book company, 1981.

ציטוט MLA

Holtje, Herbert F. Schaum's Outline of Theory and Problems of Marketing. Mc graw hill book company, 1981.