TY  - BOOK
AU  - Raphael J Engel
AU  - Russell K. Schutt
TI  - practical of research in social work
SN  - 978-1-4522-2546-3
AV  - HV11.E57 
PY  - 2013///
CY  - London 
PB  - Sage Publications 
KW  - Social service-Research
N1  - Includes bibliographical references and Index
ER  -