TY  - BOOK
AU  - Forcese Dennis P.
AU  -  Richer Stephen
TI  - Social research methods
T2  - Prentice Hall sociology series
U1  - #:f, L3 
PY  - 1973///
CY  - New Jersey 
PB  - Prentice-Hall      
KW  - SOCIAL SCIENCES
N1  - Bibliography p 269--274
ER  -