TY  - BOOK
AU  - Black,James A.
AU  - Champion,Dean J.
TI  - Methods and issues in social research
SN  - 0471077054
U1  - 307.2 
PY  - 1976///
CY  - New York
PB  - Wiley
KW  - Social sciences
KW  - Methodology
KW  - Research
ER  -