Discovering whether programs work a guide to statistical methods for program evaluation
| Egile nagusia: | |
|---|---|
| Formatua: | Liburua |
| Hizkuntza: | English |
| Argitaratua: |
Santa Monica, California
Goodyear Pub.
[1980]
|
| Saila: | The Goodyear public policy analysis and management series
|
| Gaiak: |