TY  - BOOK
AU  - Cochran,William Gemmell
TI  - Sampling techniques
T2  - A Wiley publication in applied statistics
U1  - 519.52 COC/S 
PY  - 1963///
CY  - . -New York
PB  - : Wiley
KW  - Sampling (Statistics)
N1  - Includes bibliography
ER  -