KATZ , G. (1991). TEACH YOURSELF AUTOCAD RELEASE II. SYBEX.
Cita Chicago (17th ed.)KATZ , G. TEACH YOURSELF AUTOCAD RELEASE II. SAN FRANCISCO: SYBEX, 1991.
Cita MLA (9th ed.)KATZ , G. TEACH YOURSELF AUTOCAD RELEASE II. SYBEX, 1991.
Atenció: Aquestes cites poden no estar 100% correctes.