TY  - BOOK
AU  - Lazarsfeld Paul F
AU  -  Rosenberg Morris Ed.
TI  - Language of social research:  A reader in the metho   
U1  - Y:R17, J5 
PY  - 1955///
CY  - Glencoe
PB  - Free Press         
KW  - Scientific Method
N1  - Bibiliogrpahy at the end of few chapters
ER  -