APA (7th ed.) Citation

Gray, A., Roumeliotis, R., Hacker, M., Russell, B., & Volckhausen, E. (2015). Swift pocket reference (First edition.). O'Reilly.

Chicago Style (17th ed.) Citation

Gray, Anthony, Rachel Roumeliotis, Matthew Hacker, Bob Russell, and Ellie Volckhausen. Swift Pocket Reference. First edition. Sebastopol, California: O'Reilly, 2015.

MLA (9th ed.) Citation

Gray, Anthony, et al. Swift Pocket Reference. First edition. O'Reilly, 2015.