Cita APA (7th ed.)

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

Cita Chicago (17th ed.)

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

Cita MLA (9th ed.)

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

Atenció: Aquestes cites poden no estar 100% correctes.