TY  - BOOK
AU  - Cochran, William G.
TI  - Sampling techniques
SN  - 0852261225
U1  - 519.9 
PY  - 1972///
CY  - New Delhi
PB  - Wiley Eastern Private Limited
KW  - Sampling method
KW  - Sampling theory
N1  - Includes index
ER  -