APA Citation
Ruhe, V., & Zumbo, B. D. (2009). Evaluation in distance education and e-Learning: The unfolding model. New York: The Guilford Press.
Chicago Style CitationRuhe, Valerie, and Bruno D. Zumbo. Evaluation in Distance Education and E-Learning: The Unfolding Model. New York: The Guilford Press, 2009.
MLA CitationRuhe, Valerie, and Bruno D. Zumbo. Evaluation in Distance Education and E-Learning: The Unfolding Model. New York: The Guilford Press, 2009.
Warning: These citations may not always be 100% accurate.