Cita APA (7th ed.)

(2020). AutoCAD 2021 beginning and intermediate / Munir M. Hamad.

Cita Chicago (17th ed.)

AutoCAD 2021 Beginning and Intermediate / Munir M. Hamad. 2020.

Cita MLA (9th ed.)

AutoCAD 2021 Beginning and Intermediate / Munir M. Hamad. 2020.

Atenció: Aquestes cites poden no estar 100% correctes.