TY  - BOOK
AU  - Suchman, Edward Allen,
TI  - Evaluative research: Principles and practice in public service & social action programs
AV  - H61 S92
PY  - 1967///
CY  - New York
PB  - Russell sage foundation.
KW  - Ciencias sociales
KW  - Metodología
KW  - Investigación
ER  -