Cita APA (7a ed.)

Penn, J. A., Smith, J. C., & Smith, J. A. (2014). Build IOS Games with Sprite Kit: Unleash Your Imagination in Two Dimensions (1st edition.). Pragmatic Bookshelf The Imprint.

Cita Chicago Style (17a ed.)

Penn, Jonathan Author, Josh Contributor Smith, y Josh Author Smith. Build IOS Games with Sprite Kit: Unleash Your Imagination in Two Dimensions. 1st edition. [Place of publication not identified]: Pragmatic Bookshelf The Imprint, 2014.

Cita MLA (9a ed.)

Penn, Jonathan Author, et al. Build IOS Games with Sprite Kit: Unleash Your Imagination in Two Dimensions. 1st edition. Pragmatic Bookshelf The Imprint, 2014.