Elementary technical mathematics / 
Ewen, Dale ; C. Robert Nelson 
 - 11th ed. 
 - USA :  Cengage Learning,  2015. 
 - xviii, 617 p.: ill. ; 27.6cm. 
<br/><br/>Includes: appendices 
<br/><br/><label>ISBN: </label>9781285199191 
<br/><br/><label>Dewey Class. No.: </label>C 512.1 Ew35 2015