APA (7th ed.) Citation

Long, B. (2009). The Nikon D90 companion (1st edition.). O'Reilly Media.

Chicago Style (17th ed.) Citation

Long, Ben. The Nikon D90 Companion. 1st edition. Sebastopol, Calif.: O'Reilly Media, 2009.

MLA (9th ed.) Citation

Long, Ben. The Nikon D90 Companion. 1st edition. O'Reilly Media, 2009.

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