Frey, D. (2004). AutoCAD 2005 and AutoCAD LT 2005: No experience required. San Francisco, [Calif.]: Sybex.
Trích dẫn kiểu ChicagoFrey, David. AutoCAD 2005 and AutoCAD LT 2005: No Experience Required. San Francisco, [Calif.]: Sybex, 2004.
MLA引文Frey, David. AutoCAD 2005 and AutoCAD LT 2005: No Experience Required. San Francisco, [Calif.]: Sybex, 2004.
警告:這些引文格式不一定是100%准確.