Cita APA (7a ed.)

Penn, J., & Smith, J. (2014). Build iOS games with Sprite Kit: Unleash your imagination in two dimensions. Pragmatic Bookshelf.

Cita Chicago Style (17a ed.)

Penn, Jonathan, y Josh Smith. Build IOS Games with Sprite Kit: Unleash Your Imagination in Two Dimensions. [Frisco, TX]: Pragmatic Bookshelf, 2014.

Cita MLA (8a ed.)

Penn, Jonathan, y Josh Smith. Build IOS Games with Sprite Kit: Unleash Your Imagination in Two Dimensions. Pragmatic Bookshelf, 2014.