TY  - BOOK
AU  - Dr S P Gupta
TI  - Statistical Methods
SN  - 81-8054-214-9
U1  - 519.5 GUP/ST 
PY  - 2004///
CY  - New Delhi
PB  - Sultan Chand & Sons
KW  - statistics-what and why
KW  - organising a statistical survey
KW  - collection of data
ER  -