TY  - BOOK
AU  - NOWAK, Stefan
TI  - Methodology of Sociological Research: General Problems 
SN  - 9027704864
U1  - 301.018 
PY  - 1977///
CY  - Holland
PB  - D.Reidel Publishing Company
KW  - Social Survey
KW  - Sociology-Methodology
N1  - include bibliographical references and index
ER  -