TY  - BOOK
AU  - Stopher,Peter R.
TI  - Collecting, managing, and assessing data using sample surveys 
SN  - 9780521863117 (hbk.)
U1  - 001.422 
PY  - 2012///
CY  - Cambridge, UK
PB  - Cambridge University Press
KW  - Surveys
KW  - Sampling (Statistics)
ER  -