1. Assig, D. 1987 Mut gehort dazu. Rowohlt Taschenbuch Verlag. Hamburg.
2. Factors contributing to Ethnic Business;Pyong;International Journal of Comparative Sociology,1987
3. Goffe, R. and R. Scase 1985 Women in Charge. The Experiences of Women Entrepreneurs. London: G. Allen and Unwin.