The theory-driven approach to validity
| Year of publication: |
1987
|
|---|---|
| Authors: | Chen, Huey-Tsyh ; Rossi, Peter H. |
| Published in: |
Evaluation and Program Planning. - Elsevier, ISSN 0149-7189. - Vol. 10.1987, 1, p. 95-103
|
| Publisher: |
Elsevier |