TY  - SER
AU  - Long,J.Scott
TI  - Sociological methods and research (1989) / 
U1  - 302.07205 
PY  - 1989///
CY  - New Delhi : 
PB  - Sage Publications , 
KW  - SOCIOLOGY
N1  - Library has : V.17, no.3-4, 1989; NULL
ER  -