5Sigmund Freud,The Interpretation of Dreams,quoted in Agnes Petozc,Freud,Psychoanalysis,and Symbolism,Cambridge and New York:Cambridge Univ Press,1999.
6Ernst Cassirer,Essay on Human Being,1944.
7George Herbert Mead,Mind Self and Society:From the Standpoint of a Social Behaviorist,Edited by Charles W.Morris,Chicago:Univ of Chicago.1934.
8Pierre Bourdieu,"The Forms of Capital".In J.Richardson (ed.) Handbook of Theory and Research for the Sociology of Education,New York:Greenwood,1986.
