TY  - GEN
AU  - Gupta , S. P.
TI  - Elementary statistical methods
SN  - 8180541770
U1  - 519.5 
PY  - 2004///
CY  - New Delhi
PB  - Sultan Chand 
KW  - STATISTICS
KW  - CONDUCTING A STATISTICAL    NQUIRY
KW  - SAMPLING TECHNIQUES
KW  - PROBABILITY THEORY
KW  - QUANTITY CONTROLL
ER  -