Style de citation APA (7e éd.)

Wilhelm, K. (1958). An early nineteenth-century Frankfurt benevolent society. East and West Library.

Style de citation Chicago (17e éd.)

Wilhelm, Kurt. An Early Nineteenth-century Frankfurt Benevolent Society. London: East and West Library, 1958.

Style de citation MLA (8e éd.)

Wilhelm, Kurt. An Early Nineteenth-century Frankfurt Benevolent Society. East and West Library, 1958.