Cook, P. J., & Frank, R. H. (1993). The Growing Concentration of Top Students at Elite Schools. In C. T. Clotfelter & M. Rothschild (Eds.), Studies of Supply and Demand in Higher Education. Chicago: University of Chicago Press.

Cook, P. J., and R. H. Frank. “The Growing Concentration of Top Students at Elite Schools.” In Studies of Supply and Demand in Higher Education, edited by C. T. Clotfelter and M. Rothschild. Chicago: University of Chicago Press, 1993.

Cook PJ, Frank RH. The Growing Concentration of Top Students at Elite Schools. In: Clotfelter CT, Rothschild M, editors. Studies of Supply and Demand in Higher Education. Chicago: University of Chicago Press; 1993.

Cook, P. J., and R. H. Frank. “The Growing Concentration of Top Students at Elite Schools.” Studies of Supply and Demand in Higher Education, edited by C. T. Clotfelter and M. Rothschild, University of Chicago Press, 1993.

Cook PJ, Frank RH. The Growing Concentration of Top Students at Elite Schools. In: Clotfelter CT, Rothschild M, editors. Studies of Supply and Demand in Higher Education. Chicago: University of Chicago Press; 1993.