(2005). Empirical methods for evaluating educational interventions. New York: Elsevier, Inc.
Trích dẫn kiểu ChicagoEmpirical Methods for Evaluating Educational Interventions. New York: Elsevier, Inc, 2005.
MLA citiranjeEmpirical Methods for Evaluating Educational Interventions. New York: Elsevier, Inc, 2005.
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