APA (7th ed.) Citation

Shepard, L. A., & Smith, M. L. (1989). Flunking grades: Research and policies on retention. Falmer Press.

Chicago Style (17th ed.) Citation

Shepard, Lorrie A., and Mary Lee Smith. Flunking Grades: Research and Policies on Retention. London: Falmer Press, 1989.

MLA (9th ed.) Citation

Shepard, Lorrie A., and Mary Lee Smith. Flunking Grades: Research and Policies on Retention. Falmer Press, 1989.