TY  - BOOK
AU  - Kreyszig, Erwin  .
TI  - Advanced engineering mathematics / 
SN  - 0-471-62787-9
U1  - B:(D) 
PY  - 1988///
CY  - New York : 
PB  - John Wiley & Sons, Inc. , 
KW  - Mathematical physics
ER  -