TY  - BOOK
AU  - Williamson, John B.
AU  - Karp, David A.
AU  - Dalphin, John R.
TI  - The research craft: An introduction to social science methods 
U1  - 309.1  
PY  - 1977///
CY  - Boston
PB  - Little Brown and Company
KW  - Research
KW  - Social sciences
ER  -