TY  - BOOK
AU  - Friedman, Bernard 
TI  - Principles and techniques of applied mathematics 
U1  - 519 21st ed. 
PY  - 1956///
CY  - New York: 
PB  - John Wiley and Sons
KW  - Mathematics
KW  - Applied mathematics
N1  - Index: 303-315pp
ER  -