1. Behnam, j. (1964).studying the problem of Tehran and Small cities. Seminar of Studying social problem of Tehran, 484-492.
2. Cassirer, E. (1958), The Philosophy of Symbolic Forms,New Haven: Connecticut.
3. Elden ,S. (2001), Politics, Philosophy, Geography: Henri Lefebvre in Anglo-American Scholarship, Antipode: A Radical Journal of Geography, Vol. 33(1) , 809-825.
4. Elden, S. (1998), There Is a Politics of Space Because Space Is Political. Henri Lefèbvre and the Production of Lecture at a conference on post modernity, Rev. version for Architecture, ,100-110.
5. Gottdiener ,M. (1985), The Social Production of Urban Space. Austin Texas, University of Texas Press.