Ken Langdon. (2006). Understand Selling: Target customers, close deals, win a new sales. Dorling Kindersley Ltd.
Chicago Style (17th ed.) CitationKen Langdon. Understand Selling: Target Customers, Close Deals, Win a New Sales. London: Dorling Kindersley Ltd, 2006.
MLA (9th ed.) CitationKen Langdon. Understand Selling: Target Customers, Close Deals, Win a New Sales. Dorling Kindersley Ltd, 2006.
Warning: These citations may not always be 100% accurate.