TY  - BOOK
AU  - Lohr, Sharon L.,1960-,
TI  - Sampling: design and analysis 
T2  - Texts in Statistical Science
SN  - 9780367279509
U1  - 519.52 LOH 
KW  - Sample size
KW  - Sampling studies
KW  - Selection bias
KW  - Statistics as topic
ER  -