Cita APA (7a ed.)

National Research Council (U.S.). Ad Hoc Panel on Graduate Attrition Advisory Committee. (1996). The path to the Ph. D: Measuring graduate attrition in the sciences and humanities. National Academy Press.

Cita Chicago Style (17a ed.)

National Research Council (U.S.). Ad Hoc Panel on Graduate Attrition Advisory Committee. The Path to the Ph. D: Measuring Graduate Attrition in the Sciences and Humanities. Washington, D.C.: National Academy Press, 1996.

Cita MLA (8a ed.)

National Research Council (U.S.). Ad Hoc Panel on Graduate Attrition Advisory Committee. The Path to the Ph. D: Measuring Graduate Attrition in the Sciences and Humanities. National Academy Press, 1996.