APA (7th ed.) Citation

Wals, D. (2018). Mastering iOS 12 Programming - Third Edition (3rd edition.). Packt Publishing.

Chicago Style (17th ed.) Citation

Wals, Donny. Mastering IOS 12 Programming - Third Edition. 3rd edition. Packt Publishing, 2018.

MLA (9th ed.) Citation

Wals, Donny. Mastering IOS 12 Programming - Third Edition. 3rd edition. Packt Publishing, 2018.

Warning: These citations may not always be 100% accurate.