Παραπομπή APA

Walsh, D., & Valaski, W. R. . [. a. (1997). AutoCAD 13 secrets. Comdex computer publishing.

Παραπομπή Chicago Style

Walsh, David, και William R [et al.] Valaski. AutoCAD 13 Secrets. New Delhi: Comdex computer publishing, 1997.

Παραπομπή MLA

Walsh, David, και William R [et al.] Valaski. AutoCAD 13 Secrets. Comdex computer publishing, 1997.