Dyfyniad APA
ebrary, Inc, Phye, G. D., Robinson, D. H., & Levin, J. R. (2005). Empirical methods for evaluating educational interventions. Elsevier Academic Press.
Dyfyniad Arddull Chicago
ebrary, Inc, Gary D. Phye, Daniel H. Robinson, and Joel R. Levin. Empirical Methods for Evaluating Educational Interventions. San Diego: Elsevier Academic Press, 2005.
Dyfyniad MLA
ebrary, Inc, et al. Empirical Methods for Evaluating Educational Interventions. Elsevier Academic Press, 2005.
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