TY  - BOOK
AU  - Nachmias,David
AU  - Nachmias,Chava
TI  - Research methods in the social sciences / 
SN  - 0312676212
U1  - 300.723 
PY  - 1981///
CY  - New York
PB  - St.Martin's press, 
KW  - Social sciences
KW  - Research methods
N1  - Includes glossary, appendixes & indexes
ER  -