Oliveira. (2013). Objective-C Programmer’s Reference (1.). Apress.
Lua i Stíl Chicago (17ú heag.)Oliveira. Objective-C Programmer’s Reference. 1. Apress, 2013.
Lua MLA (8ú heag.)Oliveira. Objective-C Programmer’s Reference. 1. Apress, 2013.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.