TY  - BOOK
AU  - Cochran, William G.
TI  - Sampling techniques
SN  - 047116240X
U1  - 519.52 
PY  - 1977///
CY  - New York
PB  - John Wiley
KW  - Sampling (Statistics)
N1  - Includes bibliographical references (p. 400-411) and index
ER  -