Ryder, G. H.   author <br/><br/>
Strength of materials / 
G.H. Ryder 
 - 3rd ed. in SI Units 
 - London :  English Language Book Society,  1973 
 - 340 p. :  illustrations ;  22 cm. 
<br/><br/><label>ISBN: </label>0333144430  Hadiah 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Strength of materials