Não informado. (2000). University of Iowa studies in sociology, economics, politics and history. University of Iowa.
Style de citation Chicago (17e éd.)Não informado. University of Iowa Studies in Sociology, Economics, Politics and History. Iowa City, Iowa: University of Iowa, 2000.
Style de citation MLA (8e éd.)Não informado. University of Iowa Studies in Sociology, Economics, Politics and History. University of Iowa, 2000.
Attention : ces citations peuvent ne pas être correctes à 100%.