TY  - BOOK
AU  - Hansen,Morris H.
AU  - Hurwitz, William N. 
AU  - Madow, William G.
TI  - Sample survey methods nd theory
U1  - 519.52 22
PY  - 1953///
CY  - New York
PB  - Wiley
KW  - Sampling (Statistics)
KW  - survey methods
KW  - Statistics
N1  - Includes index
ER  -