Arensberg, C., & Niehoff, A.Introducing social change. Chicago: Aldine, 1964.
2.
Dabrōwski, K.Positive disintegration. Boston: Little, Brown & Co., 1964.
3.
David, K.Culture shock and the development of self awareness. Journal of Contemporary Psychotherapy, 1971,4(1), 4448.
4.
Erikson, E.The problem of ego identity Psychological Issues, 1959,1(1). 101164
5.
Erikson, E.Insight and responsibility. New YorkW W. Norton,
6.
1964Foster, G.Tradition cultures. New York: Harper & Row, 1962.
7.
Gullahorn, J. & Gullahorn, J.An extension of the U-curve hypothesis. Journal of Social Issues, 1963, 19(3), 33-47.
8.
Hoopes, D., & Alten, G.Culture and communication in intercultural relations In D. Hoopes (Ed.), Readings in intercultural communication. Vol. 2 Pittsburgh RCIE. 1971.
9.
Lysgaard, S.Adjustment in a foreign society: Norwegian Fulbright grantees visiting the United States. International Social Science Bulletin , 1955, 7, 45-51.
10.
Novak, M.The experience of nothingness. New York: Harper & Row, 1970.
11.
Oberg, K.Culture shock and the problem of adjustment to new cultural environments . Washington, D.C.: Department of State (FSI), 1958.
12.
Perls, F.Gestalt therapy verbatim. New York: Bantam Books, 1969.
13.
Singer, M.Culture: A perceptual approach. In D. Hoopes (Ed.), Readings in intercultural communication Vol 2 Pittsburgh RCIE, 1971