AutoCAD 2021 3D tutorials. 

 -  Tutorial Books,  2020. 
 - vii, 163 pages :  illustrations (black and white) ;  29 cm 
<br/><br/> Includes index. 
<br/><br/><label>ISBN: </label>9788194613770  20.99 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>AutoCAD.
<br/><br/><label>Subjects--Topical Terms: </label><br/>Computer-aided design.<br/>Three-dimensional display systems.<br/>Technology.