Langhaar, Henry Louis. <br/><br/>
Energy methods in applied mechanics / 
Henry L. Langhaar. 
 - New York :  John Wiley,  1962. 
 - xiv, 350 p. :  ill. 
<br/><br/> Includes index. 
<br/><br/><label>LCCN: </label>62010925  
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mechanics, Applied.