Feldberg, M. (1975). The Philadelphia riots of 1844: A study of ethnic conflict. Contributions in American history.
Style de citation Chicago (17e éd.)Feldberg, Michael. "The Philadelphia Riots of 1844: A Study of Ethnic Conflict." Contributions in American History 1975.
Style de citation MLA (8e éd.)Feldberg, Michael. "The Philadelphia Riots of 1844: A Study of Ethnic Conflict." Contributions in American History, 1975.
Attention : ces citations peuvent ne pas être correctes à 100%.