TY  - BOOK
AU  - Mann Peter H
TI  - Methods of social investigation
T2  - Reprinted : Delhi , Disha Publications , 1988
U1  - Yb4, K8 ;M8 
PY  - 1988///
CY  - Delhi
PB  - Disha Publications         
N1  - Published previously as  methods of sociological enquiry
ER  -