MLA

Itterheim, Steffen, Leland Long, and Martin Walsh. Learn Spritebuilder for Ios Game Development. Apress, 2014.

APA

Itterheim, S., Long, L., & Walsh, M. (2014). Learn SpriteBuilder for iOS Game Development. Apress.

Chicago

Itterheim, Steffen, Leland Long, and Martin Walsh. Learn Spritebuilder for Ios Game Development. : Apress, 2014.