Robinson, D. H., Levin, J. R., & Phye, G. D. (2005). Empirical methods for evaluating educational interventions. Elsevier Academic Press.
Cita Chicago Style (17a ed.)Robinson, Daniel H., Joel R. Levin, y Gary D. Phye. Empirical Methods for Evaluating Educational Interventions. San Diego [etc.]: Elsevier Academic Press, 2005.
Cita MLA (9a ed.)Robinson, Daniel H., et al. Empirical Methods for Evaluating Educational Interventions. Elsevier Academic Press, 2005.
Precaución: Estas citas no son 100% exactas.