Contextual limits on validity attainment: An artificial science perspective on program evaluation
| Year of publication: |
1989
|
|---|---|
| Authors: | Shapiro, Jonathan Z. |
| Published in: |
Evaluation and Program Planning. - Elsevier, ISSN 0149-7189. - Vol. 12.1989, 4, p. 367-374
|
| Publisher: |
Elsevier |