Style de citation APA

Williamson, S. R. (1991). Austria-Hungary options for war. The outbreak of World War I.

Style de citation Chicago

Williamson, Samuel R. "Austria-Hungary Options for War." The Outbreak of World War I 1991.

Style de citation MLA

Williamson, Samuel R. "Austria-Hungary Options for War." The Outbreak of World War I, 1991.

Attention : ces citations peuvent ne pas être correctes à 100%.