Using AutoCad 2005 Basic by Ralph Grabowski - Used

Customizing AutoCAD 2013 by Tickoo, Prof. Sham

Customizing AutoCAD 2020, 13th Edition (Sham Tickoo) [Purdue University]

Customizing AutoCAD 2004 by Tickoo, Sham; Cadcim Technologies

AutoCAD LT 2016 for Designers by Purdue Univ, Sham Tickoo

Autocad: A Problem-Solving Approach (Release 14) by Sham Tickoo, Good Book

AutoCAD 2012 - A Problem-Solving Approach by Sham Tickoo

AutoCAD 201 Plant 3D for Designers 3rd Edition by Sham Tickoo