TY  - BOOK
AU  - Williams, Walter
AU  - Rossi , Peter H
TI  - Evaluating social programs: theory, practice and politics
U1  - 361.250723 EVA; 
PY  - 1972///
CY  - New York
PB  - Seminar Press
KW  - Sociology
KW  - Research - Evaluation
KW  - Evaluation research (Social action programs) - Methodology
KW  - Social action - Evaluation
N1  - Includes index
ER  -