TY  - BOOK
AU  - Agrawal Ranjana
AU  - University of Delhi. Faculty of Mathematical Sciences. Department of Statistics
ED  - University of Delhi. Faculty of Mathematical Sciences. Department of Statistics
TI  - Contribution of the theory of sampling with varying probabilities
PY  - 1982///
CY  - Delhi
PB  - University of Delhi India  
KW  - PROBABILITIES
ER  -