Cita APA (7th ed.)

Smithwick, R. M. (2011). Pro OpenGL ES for iOS. Apress. https://doi.org/10.1007/978-1-4302-3841-6

Cita Chicago (17th ed.)

Smithwick, R. Michael. Pro OpenGL ES for IOS. Berkeley, California: Apress, 2011. https://doi.org/10.1007/978-1-4302-3841-6.

Cita MLA (9th ed.)

Smithwick, R. Michael. Pro OpenGL ES for IOS. Apress, 2011. https://doi.org/10.1007/978-1-4302-3841-6.