1. J.D. Fife, Foreword, in: M.B. Paulsen (Ed.), College Choice: Understanding Student Enrollment Behavior. ASHE-ERIC Higher Education Report no. 6, School of Education and Human Development, The George Washington University, Washington, DC, 1990, pp. xvii–xviii.
2. The Carnegie Council on Policy Studies in Higher Education, Three Thousand Futures, Jossey-Bass, San Francisco, CA, 1980.
3. M.B. Paulsen, College Choice: Understanding Student Enrollment Behavior, ASHE-ERIC Higher Education Report no. 6, School of Education and Human Development, The George Washington University, Washington, DC, 1990.
4. G. Penn, Enrollment Management for the 21st Century: Institutional Goals, Accountability, and Fiscal Responsibility, ASHE-ERIC Higher Education Report no. 6, Vol. 26, School of Education and Human Development, The George Washington University, Washington, DC, 1999.
5. Student involvement: a developmental theory for higher education;Astin;Journal of College Student Development,1999