APA (7th ed.) Citation

Trautschold, M., & Mazo, G. (2010). iPhone 4 made simple. Martin Trautschold.

Chicago Style (17th ed.) Citation

Trautschold, Martin, and Gary Mazo. IPhone 4 Made Simple. Berkeley, CA: Martin Trautschold, 2010.

MLA (8th ed.) Citation

Trautschold, Martin, and Gary Mazo. IPhone 4 Made Simple. Martin Trautschold, 2010.

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