Wirshing, Roy H. <br/><br/>
Civil engineering drafting / 
Roy H. Wirshing, James R. Wirshing 
 - New York  McGraw-Hill  1983 
 - 348p.  ill.  28cm. 
<br/><br/>Includes index 
<br/><br/><label>ISBN: </label>0070711275  RM49.85 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Engineering drawings<br/>Mechanical drawing