TY  - GEN
AU  - Scheaffer, Richard L.
AU  - Mendenhall, William
AU  - Ott, Lyman
TI  - Elementary survey sampling
SN  - 053492185X
PY  - 1990///
CY  - Belmont
PB  - Duxbury
KW  - MATHEMATICAL TECHNIQUES
KW  - SAMPLING
ER  -