KATZ , G. (1991). TEACH YOURSELF AUTOCAD RELEASE II. SYBEX.
Chicago Style aipamenaKATZ , G. TEACH YOURSELF AUTOCAD RELEASE II. SAN FRANCISCO: SYBEX, 1991.
MLA aipamenaKATZ , G. TEACH YOURSELF AUTOCAD RELEASE II. SYBEX, 1991.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.