APA (7th ed.) Citation

Combs, S. B., & Zirbel, J. H. (1999). Fundamentals of AutoCAD release 14. Prentice Hall.

Chicago Style (17th ed.) Citation

Combs, Steven B., and Jay H. Zirbel. Fundamentals of AutoCAD Release 14. Upper Saddle River, NJ: Prentice Hall, 1999.

MLA (9th ed.) Citation

Combs, Steven B., and Jay H. Zirbel. Fundamentals of AutoCAD Release 14. Prentice Hall, 1999.