Wang, E. L., Tuma, A. P., & Doan, S. (2021). Teachers' perceptions of what makes instructional materials engaging, appropriately challenging, and usable: A survey and interview study. RAND Corporation. https://doi.org/10.7249/RRA134-2
Chicago Style (17th ed.) CitationWang, Elaine Lin, Andrea Prado Tuma, and Sy Doan. Teachers' Perceptions of What Makes Instructional Materials Engaging, Appropriately Challenging, and Usable: A Survey and Interview Study. Santa Monica, Calif: RAND Corporation, 2021. https://doi.org/10.7249/RRA134-2.
MLA (9th ed.) CitationWang, Elaine Lin, et al. Teachers' Perceptions of What Makes Instructional Materials Engaging, Appropriately Challenging, and Usable: A Survey and Interview Study. RAND Corporation, 2021. https://doi.org/10.7249/RRA134-2.