Cummings, R. (1987). Contemporary selling (Reprint.). Harcourt Brace Jovanovich.
Chicago Style (17th ed.) CitationCummings, Richard. Contemporary Selling. Reprint. San Diego, Calif: Harcourt Brace Jovanovich, 1987.
MLA (9th ed.) CitationCummings, Richard. Contemporary Selling. Reprint. Harcourt Brace Jovanovich, 1987.
Warning: These citations may not always be 100% accurate.