APA-ийн эшлэл(7 дахь хэвлэлт)

Keur, C., & Hillegass, A. (2017). IOS PROGRAMMING: THE BIG NERD RANCH GUIDE (5th ed.). Big Nerd Ranch.

Чикаго-гийн эшлэл (17 дахь хэвлэлт)

Keur, Christian, ба Aaron Hillegass. IOS PROGRAMMING: THE BIG NERD RANCH GUIDE. 5th ed. Atlanta, GA: Big Nerd Ranch, 2017.

MLA -ийн эшлэл (9 дэх хэвлэлт)

Keur, Christian, ба Aaron Hillegass. IOS PROGRAMMING: THE BIG NERD RANCH GUIDE. 5th ed. Big Nerd Ranch, 2017.