APA (7th ed.) Citation

Katzenstein, H., & Sachs, W. S. (1992). Direct marketing (2nd edición.). MacMillan Publishing Company.

Chicago Style (17th ed.) Citation

Katzenstein, Herbert, and William S. Sachs. Direct Marketing. 2nd edición. New York: MacMillan Publishing Company, 1992.

MLA (9th ed.) Citation

Katzenstein, Herbert, and William S. Sachs. Direct Marketing. 2nd edición. MacMillan Publishing Company, 1992.

Warning: These citations may not always be 100% accurate.