(1996). The path to the Ph.D: Measuring graduate attrition in the sciences and humanities. National Academy Press.
Chicago-Zitierstil (17. Ausg.)The Path to the Ph.D: Measuring Graduate Attrition in the Sciences and Humanities. Washington, D.C: National Academy Press, 1996.
MLA-Zitierstil (9. Ausg.)The Path to the Ph.D: Measuring Graduate Attrition in the Sciences and Humanities. National Academy Press, 1996.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.