TY  - BOOK
AU  - Raj,Des.
TI  - The Design of Sample Surveys
U1  - 001.433 RAJ 
PY  - 1972///
CY  - New York
PB  - McGraw-Hill Book Company,Inc
KW  - Sampling Theory-Statistics, The Nature of Sampling Methods,The Design of Sample, Prof. K C S Pillai Collections
ER  -