TY  - BOOK
AU  - Grinnell Richard M 
AU  -  Unrau Yvonne A
TI  - Social work Research and Evaluation
SN  - 9780199988310
U1  - 361.3072 GRI 
PY  - 2013///
CY  - New York
PB  - Oxford University Press
KW  -  Evaluation
KW  - Social work Research
ER  -