TY  - BOOK
AU  - "GUPTA C. B.,"
TI  - AN INTRODUCTION TO STATISTICAL METHODS
SN  - 0-7069-5973-6
U1  - 300.72 GUP. 
PY  - 1992///
CY  - NEW DELHI
PB  - VIKAS PUBLISHING HOUSE
KW  - "SOCIAL RESEARCH,STATISTICAL METHODS,STATISTICAL INQUERIES AND SAMPLING,DATA TECHNIQUES,CLASSIFICATION AND TABULATION"
ER  -