Lanczos, Cornelius <br/><br/>
Variational principles of mechanics / 
by Cornelius Lanczos. 
 - 4th ed. 
 - Toronto:  University of Toronto press,  1977. 
 - 418p. 
 - Mathematical Expositions;  4 .
<br/><br/><label>ISBN: </label>0802017436 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Physics<br/>Mechanics, Analytic<br/>Variational principles
<br/><br/><label>Dewey Class. No.: </label>531.0151564  / LAN