Discovering whether programs work a guide to statistical methods for program evaluation
| Egile nagusia: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Glenview, Il.
Scott, Foresman
1980.
|
| Saila: | The Scott, Foresman public policy analysis and management series
|
| Gaiak: |