Richter, K., & Bolle, B. G. (2022). Beginning iOS Game Center and GameKit: For iOS, tvOS, and MacOS (Second edition.). Apress.
Chicago Style (17th ed.) CitationRichter, Kyle, and Beau G. Bolle. Beginning IOS Game Center and GameKit: For IOS, TvOS, and MacOS. Second edition. New York, New York: Apress, 2022.
MLA (9th ed.) CitationRichter, Kyle, and Beau G. Bolle. Beginning IOS Game Center and GameKit: For IOS, TvOS, and MacOS. Second edition. Apress, 2022.
Warning: These citations may not always be 100% accurate.