TY  - BOOK
AU  - Posavac,Emil J.
AU  - I Carey, Raymond G., coaut.
TI  - Program evaluation: methods and case studies
T2  - c
SN  - 0-13-255332-5
U1  - 361.25 1997
PY  - 1977///
CY  - Upper Saddle River, N.J.
PB  - Prentice Hall
KW  - Evaluación-Salud
ER  -