Não informado. (1965). Studies in comparative international development. Washington University, Social Science Institute.
Chicago-referens (17:e uppl.)Não informado. Studies in Comparative International Development. Saint Louis, Mo: Washington University, Social Science Institute, 1965.
MLA-referens (8:e uppl.)Não informado. Studies in Comparative International Development. Washington University, Social Science Institute, 1965.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.