Cite
IDEA: Identifying Design Principles in Educational Applets.
MLA
Underwood, Jody S., et al. “IDEA: Identifying Design Principles in Educational Applets.” Educational Technology Research & Development, vol. 53, no. 2, Apr. 2005, pp. 99–112. EBSCOhost, https://doi.org/10.1007/BF02504868.
APA
Underwood, J. S., Hoadley, C., Lee, H. S., Hollebrands, K., DiGiano, C., & Ann Renninger, K. (2005). IDEA: Identifying Design Principles in Educational Applets. Educational Technology Research & Development, 53(2), 99–112. https://doi.org/10.1007/BF02504868
Chicago
Underwood, Jody S., Christopher Hoadley, Hollylynne Stohl Lee, Karen Hollebrands, Chris DiGiano, and K. Ann Renninger. 2005. “IDEA: Identifying Design Principles in Educational Applets.” Educational Technology Research & Development 53 (2): 99–112. doi:10.1007/BF02504868.