TY  - BOOK
AU  - Punch, Keith F
TI  - Introduction to Social Research : : quantitative and qualitative approaches / 
SN  - 9780761944171
U1  - 302.072 
PY  - 2005///
CY  - London : 
PB  - Sage , 
KW  - Social research
N1  - Includes bibliographic references and index
ER  -