TY  - BOOK
AU  - Pawson,Ray
AU  - Tilley,Nick
TI  - Realistic evaluation
SN  - 0761950087
AV  - H62 .P33 1997
PY  - 1997///
CY  - London, Thousand Oaks, Calif.
PB  - Sage
KW  - Evaluation
KW  - Local
KW  - Evaluation research (Social action programs)
N1  - Includes bibliographical references (p. [221]-227) and index
ER  -