APA (7th ed.) Citation

Trautschold, M., Ritchie, R., & Mazo, G. (2011). iPhone 4S made simple. Apress. https://doi.org/10.1007/978-1-4302-3588-0

Chicago Style (17th ed.) Citation

Trautschold, Martin, Rene Ritchie, and Gary Mazo. IPhone 4S Made Simple. Berkeley, California: Apress, 2011. https://doi.org/10.1007/978-1-4302-3588-0.

MLA (9th ed.) Citation

Trautschold, Martin, et al. IPhone 4S Made Simple. Apress, 2011. https://doi.org/10.1007/978-1-4302-3588-0.