TY  - BOOK
AU  - Weinstock,Robert
TI  - Calculus of variations : with applications to physics and engineering 
U1  - 517.4 WEI  
PY  - 1952///.
CY  - New York : 
PB  - McGraw-Hill Book Company, Inc., 
KW  - Calculus of variations
N1  - Includes index.
ER  -