TY  - BOOK
AU  - Cassel Cales Magnus. and others
TI  - Foundations of inference in survey sampling
T2  - Wiley series in Probability and Mathematical Statistics
U1  - B2817, L7 
PY  - 1977///
CY  - NY
PB  - John Wiley         
KW  - Sampling Mathematics
N1  - Bibliography P 179-86
ER  -