APA (7th ed.) Citation

Trautschold, M., Ritchie, R., & Mazo, G. (2011). iPhone 4S Made Simple (1st edition.). Apress.

Chicago Style (17th ed.) Citation

Trautschold, Martin, Rene Ritchie, and Gary Mazo. IPhone 4S Made Simple. 1st edition. Apress, 2011.

MLA (9th ed.) Citation

Trautschold, Martin, et al. IPhone 4S Made Simple. 1st edition. Apress, 2011.