Heller, R. (1999). Selling successfully. Dorling Kindersley Ltd..
Chicago Style (17th ed.) CitationHeller, Robert. Selling Successfully. London: Dorling Kindersley Ltd., 1999.
MLA (9th ed.) CitationHeller, Robert. Selling Successfully. Dorling Kindersley Ltd., 1999.
Warning: These citations may not always be 100% accurate.