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4Norena Badway, Patricia J. Gumport. For-profit Higher Education and Community Colleges. http://www.stanford, edu/group.
5John Sperling, Robert W. Tucker. For-profit highereducation: developing a world-class work force. Transaction Publishers, New Brunswick, 1997.
6Sperling, John. Rebel with a Cause: The Entrepreneur Who Created the University of Phoenix and the For-Profit Revolution in Higher Education, New York: John Wiley &. Sons,Inc. 2000.
7Jorge de Alva, "For-profit and Non-profit Higher Education"(presentation at the annual conference of the Council for Higher Education Accreditation, Washington, D. C., 26 January (2000).