TY  - BOOK
AU  - Arora Lokesh
AU  - University of Delhi. Faculty of Mathematical Sciences. Department of Statistics
ED  - University of Delhi. Faculty of Mathematical Sciences. Department of Statistics
TI  - Some aspects of sample surveys with special reference to estimation of frequency distributions in finite populations
PY  - 1981///
CY  - Delhi
PB  - University of Delhi India  
KW  - PROBABILITIES
ER  -