APA (7th ed.) Citation

Piper, I. (2009). Learn Xcode Tools for Mac OS X and iPhone Development. Apress.

Chicago Style (17th ed.) Citation

Piper, Ian. Learn Xcode Tools for Mac OS X and IPhone Development. Berkeley, CA: Apress, 2009.

MLA (8th ed.) Citation

Piper, Ian. Learn Xcode Tools for Mac OS X and IPhone Development. Apress, 2009.

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