APA (7. basım) Alıntı
ebrary, Inc. (1996). The path to the Ph.D: Measuring graduate attrition in the sciences and humanities. National Academy Press.
Chicago Style (17. basım) Atıf
ebrary, Inc. The Path to the Ph.D: Measuring Graduate Attrition in the Sciences and Humanities. Washington, D.C.: National Academy Press, 1996.
MLA (9th ed.) Atıf
ebrary, Inc. The Path to the Ph.D: Measuring Graduate Attrition in the Sciences and Humanities. National Academy Press, 1996.
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