TY  - BOOK
AU  - Grinnell,Richard M
AU  - Unrau,Yvonne A
TI  - Social work research and evaluation: foundations of evidence-based practice 
SN  - 9780195301526
PY  - 2008///
CY  - Oxford, New York
PB  - Oxford University Press
KW  - Social service
KW  - Research
KW  - Evaluation research (Social action programs)
KW  - Evidence-based social work
N1  - Includes bibliographical references (p. 561-578) and index
ER  -