APA (7th ed.) Citation

LANGDON. (2006). Understand selling: Target customers, close deals, win new sales. DK Pub.

Chicago Style (17th ed.) Citation

LANGDON. Understand Selling: Target Customers, Close Deals, Win New Sales. London: DK Pub, 2006.

MLA (9th ed.) Citation

LANGDON. Understand Selling: Target Customers, Close Deals, Win New Sales. DK Pub, 2006.

Warning: These citations may not always be 100% accurate.