TY  - BOOK
AU  - SASIENY Maurice
AU  -  FRIEDMAN Lawrence
AU  -  YASPAN Arthur
TI  - Operation research
U1  - B2893, J91;9 
PY  - 1959///
CY  - USA
PB  - John Wiley&Sons        
KW  -  Mathematics
KW  - Operation research
ER  -