TY  - BOOK
AU  - Bernard,H.Russell
TI  - Social research methods: qualitative and quantitative approaches 
SN  - 9781412978545 (hbk.)
U1  - 300.72 
PY  - 2013///
CY  - Los Angeles
PB  - SAGE
KW  - Social sciences
KW  - Research
KW  - Methodology
N1  - Includes bibliographical references (p. 691-753) and indexes
ER  -