HOOD JOHN D. (1988). EASY AUTOCAD: A TUTORIAL APPROACH. MCGRAW-HILL.
Chicago Style aipamenaHOOD JOHN D. EASY AUTOCAD: A TUTORIAL APPROACH. NEW YORK: MCGRAW-HILL, 1988.
MLA aipamenaHOOD JOHN D. EASY AUTOCAD: A TUTORIAL APPROACH. MCGRAW-HILL, 1988.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.