Punmia,  B.C.  <br/><br/>
Strength of materials 
B.C. Punmia, Ashok Kumar Jain, Arun Kumar Jain 
 - 10th ed. 
 - New Dehli :  Laxmi Publications,   c2011. 
 - xv, 805p :  ill. ; figs.  23cm. 
<br/><br/><label>ISBN: </label>9788131809259 
<br/><br/><label>Dewey Class. No.: </label>620.112/ P984s