APA সাইটেশন

Leach James A. (2001). AutoCAD 2002 Instructor (In lần thứ 1.). American: McGraw -Hill.

শিকাগো স্টাইলে সাইটেশন

Leach James A. AutoCAD 2002 Instructor. In lần thứ 1. American: McGraw -Hill, 2001.

এমএলএ সাইটেশন

Leach James A. AutoCAD 2002 Instructor. In lần thứ 1. American: McGraw -Hill, 2001.