Denny Richard. (2003). Selling to win: Tested techniques for closing the sale (2.). Kogan Page.
シカゴスタイル引用形Denny Richard. Selling to Win: Tested Techniques for Closing the Sale. 2. New Delhi: Kogan Page, 2003.
MLA引用形式Denny Richard. Selling to Win: Tested Techniques for Closing the Sale. 2. Kogan Page, 2003.
警告: この引用は必ずしも正確ではありません.