Frey, D. (1998). Autocad 14: : no experience required tm. BPB.
Cita Chicago (17th ed.)Frey, David. Autocad 14: : No Experience Required Tm. New Delhi: BPB, 1998.
Cita MLA (9th ed.)Frey, David. Autocad 14: : No Experience Required Tm. BPB, 1998.
Atenció: Aquestes cites poden no estar 100% correctes.