Umila, B. V. Path analysis and the discrepancy evaluation model: An approach to program evaluation. Education quarterly..
Chicago-Zitierstil (17. Ausg.)Umila, Benwardo V. "Path Analysis and the Discrepancy Evaluation Model: An Approach to Program Evaluation." Education Quarterly. .
MLA-Zitierstil (9. Ausg.)Umila, Benwardo V. "Path Analysis and the Discrepancy Evaluation Model: An Approach to Program Evaluation." Education Quarterly., .
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.