Carnegie Commission on Higher Education (1971) Less Time, More Options: Education Beyond the High School. New York: McGraw-Hill.
2.
COLEMAN, J. S. , R. H. BREMMER, B. R. CLARK, J. B. DAVIS, D. H. EICHORN, Z. GRILICHES, J. F. KETT, N. B. RYDER, Z. B. DOERING, and J. M. DAYS (1974) Youths: Transition to Adulthood. Chicago: Univ. of Chicago Press.
3.
COLEMAN, J. S. , E. Q. CAMPBELL, C. J. HOBSON, J. McPARTLAND, A. U. MOOD, F. D. WEINFELD, and R. L. YORK (1966) Equality of Educational Opportunity, (2 vols.). Washington, DC: Government Printing Office.
4.
JACOB, P. E. (1957) Changing Values in College. New York: Harper & Row.
5.
OFFER, D. and J. B. OFFER (1975) From Teenage to Young Manhood. New York: Basic Books.
