TY  - BOOK
AU  - Hansen, Morris Howard,
AU  - Hurwitz, William N.
AU  - Madow, William G.
TI  - Sample survey methods and theory
SN  - 04710066289
U1  - 519.52 HAN 
PY  - 1993///
CY  - New York
PB  - John Wiley
KW  - Sampling (Statistics)
N1  - Includes index
ER  -