TY  - BOOK
AU  - RANGANATH (G K) and Others.
TI  - Text book of business mathematics
SN  - 81 7040 540 8
U1  - 510.2465 RANT 
PY  - 1992///
CY  - Bombay
PB  - Himalaya Publishing House
KW  - Business maths
ER  -