TY  - BOOK
AU  - Scheaffer, Richard l
TI  - Elementary survey sampling / Richard L.Scheaffer, William Mendenhall, Lyman Ott
SN  - 053492185X
CY  - Boston : PWS-KENT Pub. Co., 1990.
PB  - Boston : PWS-KENT Pub. Co., 1990.
KW  - Sampling (Statistics)
ER  -