APA (7th ed.) Citation

Gray, A. (2015). Swift pocket reference: Programming for iOS and OS X (Second edition.). O'Reilly Media.

Chicago Style (17th ed.) Citation

Gray, Anthony. Swift Pocket Reference: Programming for IOS and OS X. Second edition. Sebastopol, CA: O'Reilly Media, 2015.

MLA (8th ed.) Citation

Gray, Anthony. Swift Pocket Reference: Programming for IOS and OS X. Second edition. O'Reilly Media, 2015.

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