Ramamrutham, S and  Narayanan, R <br/><br/>
Strength of materials / 

 - 18th ed 
 - New Delhi,  Dhanpat Rai Publishing Company,  c2016. 
 - ill. ;  1383 p. ;  28 cm. 
<br/><br/><label>ISBN: </label>9788187433545 
<br/><br/><label>LC Class. No.: </label>20352-20371 
<br/><br/><label>Dewey Class. No.: </label>620.112