TY  - BOOK
AU  - Cochran,William G.
TI  - Sampling techniques
SN  - -
AV  - QA276.6  .W55 1977
PY  - 1977///
CY  - New York
PB  - Wiley
KW  - Sampling (Statistics)
N1  - Includes indexes; Bibliography p. 400-411
ER  -