Pytel, Andrew and Singer,  Ferdinand L.  <br/><br/>
Strength of Materials / 
Andrew Pytel and Ferdinand L. Singer  
 - 4th ed. 
 - UK  Harper,   2017. 
 - 550 p. ; 
<br/><br/><label>ISBN: </label>012545603196 
<br/><br/><label>Dewey Class. No.: </label>620.112  / SIN