Crissy, W. J., & Cunningham, I. C. M. (1977). Effective selling: A short course for professionals. Wiley.
Chicago Edition CitationCrissy, William Joseph, and Isabella C. M. Cunningham. Effective Selling: A Short Course for Professionals. New York: Wiley, 1977.
MLA Edition CitationCrissy, William Joseph, and Isabella C. M. Cunningham. Effective Selling: A Short Course for Professionals. Wiley, 1977.
Warning: These citations may not always be 100% accurate.