TY  - BOOK
AU  - Birchenhall, Chris 
AU  - Grout, Paul 
TI  - Mathematics for modern economics 
SN  - 0389205214
U1  - 510.2433 BIR 
PY  - 1987///
CY  - New Delhi 
PB  - Heritage publishers 
KW  - Mathematics
ER  -