Meriam, J L &  Kraige,L G <br/><br/>
Engineering mechanics : vol.I : statics 

 - 3rd ed 
 - John Wiley, New York  1993 
 - xvii,522p figs. 
<br/><br/><label>ISBN: </label>9971-51-181-9 
<br/><br/><label>Dewey Class. No.: </label>620.1 Mer/Kra