Não informado. (1965). Columbia Journal of World Business. Columbia Graduate School of Business.
Chicago-referens (17:e uppl.)Não informado. Columbia Journal of World Business. New York: Columbia Graduate School of Business, 1965.
MLA-referens (8:e uppl.)Não informado. Columbia Journal of World Business. Columbia Graduate School of Business, 1965.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.