TY  - BOOK
AU  - Ferman Gerald S
AU  -  Levin Jack
TI  - Social Science research :  A handbook for students   
SN  - 0470257598
U1  - Sigma b4, L5 
PY  - 1975///
CY  - New York
PB  - Schenkman Publication USA       
KW  - Social Science
N1  - Bibliography P 88; Appendix P 91-136
ER  -