TY  - BOOK
AU  - C.B Gupta
AU  -  V Ratna, 
TI  - Statistical Calculations
U1  - 519.5 
PY  - 1964///
CY  - Place
PB  - Ram Prasad and Sons
N1  - C.B Gupta & V Ratna: Statistical Calculations.  Place.  Ram Prasad and Sons, 1964.--(519.5GUP)
ER  -