APA (7th ed.) Citation

Direct Marketing Creative Guild (U.S.) & Harbert, R. N. (1988). Direct marketing design 2: Creativity in direct response advertising. PBC International, Inc.

Chicago Style (17th ed.) Citation

Direct Marketing Creative Guild (U.S.) and Richard N. Harbert. Direct Marketing Design 2: Creativity in Direct Response Advertising. New York: PBC International, Inc, 1988.

MLA (9th ed.) Citation

Direct Marketing Creative Guild (U.S.) and Richard N. Harbert. Direct Marketing Design 2: Creativity in Direct Response Advertising. PBC International, Inc, 1988.