TY  - BOOK
AU  - Bulmer, M. ed
TI  - Sociological research methods: an introduction 
SN  - 0333212525 :
AV  - HM24 .S557
U1  - 301/.07/2 
PY  - 1977///
CY  - London
PB  - Macmillan
KW  - Sociology
KW  - Methodology
KW  - Social surveys
KW  - Research
ER  -