APA-viite (7. p.)
ebrary, Inc, & Clotfelter, C. T. (1991). Economic challenges in higher education. University of Chicago Press.
Chicago-viite (17. p.)
ebrary, Inc, ja Charles T. Clotfelter. Economic Challenges in Higher Education. Chicago: University of Chicago Press, 1991.
MLA-viite (9. p.)
ebrary, Inc, ja Charles T. Clotfelter. Economic Challenges in Higher Education. University of Chicago Press, 1991.
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