Frey, D. (1999). Autocad 2000: No experience required. San Francisco: Sybex.
Chicago Style CitationFrey, David. Autocad 2000: No Experience Required. San Francisco: Sybex, 1999.
Cita MLAFrey, David. Autocad 2000: No Experience Required. San Francisco: Sybex, 1999.
Atenció: Aquestes cites poden no estar 100% correctes.