Jensen, Cecil <br/><br/>
Engineering drawing and design / 
Cecil Jensen, Jay D. Helsel 
 - 5th ed. 
 - New York :  McGraw-Hill,  1996 
 - 901 p. 
<br/><br/><label>ISBN: </label>0028017951 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mechanical drawing.
<br/><br/><label>Subjects--Index Terms: </label>Bản vẽ Thiết kế máy Vẽ kỹ thuật 
<br/><br/><label>Dewey Class. No.: </label>604.2  / JEN 1996