TY  - BOOK
AU  - "VATSYAN,"
TI  - METHODS & TECHNIQUES OF SOCIAL SURVEY & RESEARCH
SN  - NULL
U1  - 300.72 VAT. 
PY  - 1972///
CY  - MEERYT
PB  - KEDAR NATH
KW  - "SOCIAL RESEARCH,SOCIAL SURVEY AND RESEARCH,HYPOTHESIS AND SAMPLING,OBSERVATION,CASE STUDY METHOD"
ER  -