TY  - BOOK
AU  - Tripodi,Tony
AU  - Fellin,Phillip
AU  - Epstein,Irwin
TI  - Social program evaluation: guidelines for health, education, and welfare administrators 
PY  - 1971///
CY  - Itasca, Illinois
PB  - F. E. Peacock Publishers
KW  - INVESTIGACIONES EVALUATIVAS (PROGRAMAS DE ACCION SOCIAL)
ER  -