APA (7th ed.) Zitazioa

(2004). DirectX 9 user interfaces design and implementation / Alan Thorn. [electronic resource].

Chicago Style (17th ed.) Zitazioa

DirectX 9 User Interfaces Design and Implementation / Alan Thorn. [electronic Resource]. 2004.

MLA (9th ed.) Zitazioa

DirectX 9 User Interfaces Design and Implementation / Alan Thorn. [electronic Resource]. 2004.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.