APA-viite (7. p.)
ebrary, Inc, & Twombly, S. B. (2012). Study abroad in a new global century: Renewing the promise, refining the purpose. Wiley.
Chicago-viite (17. p.)
ebrary, Inc, ja Susan B. Twombly. Study Abroad in a New Global Century: Renewing the Promise, Refining the Purpose. Hoboken, N.J.: Wiley, 2012.
MLA-viite (9. p.)
ebrary, Inc, ja Susan B. Twombly. Study Abroad in a New Global Century: Renewing the Promise, Refining the Purpose. Wiley, 2012.
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