Kasper, J. (2002). Short cycle selling: Beating your competitors in the sales race. McGraw-Hill, Tata McGraw-Hill.
शिकागो शैली (17वां संस्करण) प्रशस्ति पत्रKasper, Jim. Short Cycle Selling: Beating Your Competitors in the Sales Race. New York : New Delhi: McGraw-Hill, Tata McGraw-Hill, 2002.
एमएलए (8वां संस्करण) प्रशस्ति पत्रKasper, Jim. Short Cycle Selling: Beating Your Competitors in the Sales Race. McGraw-Hill, Tata McGraw-Hill, 2002.
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