TY  - BOOK
AU  - Bennett, Carl A (Ed.)
AU  - Lumsdaine, Arthur A (Ed.)
TI  - Evaluation and experiment: some critical issues in assessing social programs
SN  - 0-12-088850-5
U1  - 361 21st
PY  - 1975///
CY  - New York
PB  - Academic Press
KW  - Evaluation research (Social action programs)-United States-Congresses; Social service-United States
ER  -