APA (7th ed.) Citation

Sybex & Thomas, R. M. (1988). Advanced AutoCAD release 12 (3rd ed.). Sybex.

Chicago Style (17th ed.) Citation

Sybex and Robert M. Thomas. Advanced AutoCAD Release 12. 3rd ed. San Francisco: Sybex, 1988.

MLA (8th ed.) Citation

Sybex and Robert M. Thomas. Advanced AutoCAD Release 12. 3rd ed. Sybex, 1988.

Warning: These citations may not always be 100% accurate.