Oden, J. T. and Reddy, J. N. <br/><br/>
Variational methods in theoretical mechanics   

 - Berlin  Springer-Verlag  1976 
 - x, 302p. Index, Bibl. 
 - Universitext .
<br/><br/> "Textbook for students of mechanics and engineering science".   
<br/><br/><label>Dewey Class. No.: </label>530.1  / Od23.VM