Hanan, M. (1978). Systems selling strategies. AMACOM.
Chicago Style (17th ed.) CitationHanan, Mack. Systems Selling Strategies. New York: AMACOM, 1978.
MLA (9th ed.) CitationHanan, Mack. Systems Selling Strategies. AMACOM, 1978.
Warning: These citations may not always be 100% accurate.