Theory, practice and techniques in engineering design and drafting technology / 
3G E-learning LLC 
 - New York :  3G E-learning LLC,  2018. 
 - ix, 316 p.:  col. ill.; 23 cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>9781680948547 
<br/><br/><label>Dewey Class. No.: </label>C 604.2 T396 2018