TY  - BOOK
AU  - Bernard,H Russell
TI  - Social research methods : qualitative and quantitative approaches / 
SN  - 9781412978545
U1  - 300.72 
PY  - 2013///
CY  - London : 
PB  - Sage Publications , 
KW  - SOCIAL SCIENCE-RESEARCH-METHODOLOGY
N1  - Includes bibliographical referrences and index
ER  -