APA (7th ed.) Citation

Walter, N., & Percival, R. (2019). The complete iOS 11 and Swift developer course: Build 20 apps. Packt Publishing.

Chicago Style (17th ed.) Citation

Walter, Nick, and Rob Percival. The Complete IOS 11 and Swift Developer Course: Build 20 Apps. [Place of publication not identified]: Packt Publishing, 2019.

MLA (9th ed.) Citation

Walter, Nick, and Rob Percival. The Complete IOS 11 and Swift Developer Course: Build 20 Apps. Packt Publishing, 2019.