Citação norma APA

MacEwen, J. M. (1982). The national press during the First World War: Ownership and circulation. Journal of contemporary history.

Citação norma Chicago

MacEwen, John M. "The National Press During the First World War: Ownership and Circulation." Journal of Contemporary History 1982.

Citação norma MLA

MacEwen, John M. "The National Press During the First World War: Ownership and Circulation." Journal of Contemporary History, 1982.

Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.