Richard Denny. (1990). Selling to win: Tested techniques for closing the sale. Universal book stall.
Chicago Edition CitationRichard Denny. Selling to Win: Tested Techniques for Closing the Sale. New Delhi: Universal book stall, 1990.
MLA Edition CitationRichard Denny. Selling to Win: Tested Techniques for Closing the Sale. Universal book stall, 1990.
Warning: These citations may not always be 100% accurate.