APA (7th ed.) Citation
Busch, D. (2009). David Busch's Pentax K200d guide to digital SLR photography. Course Technology, PTR/CRM.
Chicago Style (17th ed.) Citation
Busch, David. David Busch's Pentax K200d Guide to Digital SLR Photography. Boston, MA: Course Technology, PTR/CRM, 2009.
MLA (9th ed.) Citation
Busch, David. David Busch's Pentax K200d Guide to Digital SLR Photography. Course Technology, PTR/CRM, 2009.
Warning: These citations may not always be 100% accurate.