APA-viite (7. p.)
Wills, K. V., & Rice, R. A. (2013). Eportfolio performance support systems: Constructing, presenting, and assessing portfolios. The WAC Clearinghouse : Parlor Press.
Chicago-viite (17. p.)
Wills, Katherine V., ja Richard Aaron Rice. Eportfolio Performance Support Systems: Constructing, Presenting, and Assessing Portfolios. Fort Collins, Colorado ; Anderson, South Carolina: The WAC Clearinghouse : Parlor Press, 2013.
MLA-viite (9. p.)
Wills, Katherine V., ja Richard Aaron Rice. Eportfolio Performance Support Systems: Constructing, Presenting, and Assessing Portfolios. The WAC Clearinghouse : Parlor Press, 2013.
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