APA (7th ed.) Citation

Gelphman, D., & Laden, B. (2006). Programming with Quartz: 2D and PDF Graphics in Mac OS X.

Chicago Style (17th ed.) Citation

Gelphman, David, and Bunny Laden. Programming with Quartz: 2D and PDF Graphics in Mac OS X. 2006.

MLA (9th ed.) Citation

Gelphman, David, and Bunny Laden. Programming with Quartz: 2D and PDF Graphics in Mac OS X. 2006.

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