APA (7th ed.) Citation

Wright, V. E., Hampe, K., & Guha, A. (1992). AutoCAD release 12 for beginners. Global Pub.

Chicago Style (17th ed.) Citation

Wright, Victor E., Kurt Hampe, and Ashim Guha. AutoCAD Release 12 for Beginners. Manila: Global Pub, 1992.

MLA (9th ed.) Citation

Wright, Victor E., et al. AutoCAD Release 12 for Beginners. Global Pub, 1992.