Cummins, Julian
Sales promotion: how to create and implement campaigns that really work
Universal Book Stall, 1991
 Buku Teks SO
The Complete guide to digital graphic design
Bob Gordon, consultant editor; Maggie Gordon, consultant editor
Watson-Guptill Publications, 2002
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Priemer, August B.
Effective media planning : a guide to help advertisers and agencies develop plans that work
Lexington Books, 1989
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Barry, John W.
Efective sales incentive compensation
McGraw-Hill, 1981
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Tal, Daniel
Google sketchup for site design: a guide to modeling site plans, terrain and architecture
John Wiley & Sons, 2009
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