TY  - BOOK
AU  - Cochran, William G.
TI  - Sampling Techniques / 
SN  - 0852261217
U1  - 311.21 
PY  - 1977///
CY  - .- New Delhi
PB  - : Wiley Eastern
KW  - Social Sciences
KW  - Statistics
KW  - Sampling Techniques
KW  - Book Bank
ER  -