Style de citation APA (7e éd.)

Ayres, L. P. (1919). The war with Germany: A statistical summary. Government Printing Office.

Style de citation Chicago (17e éd.)

Ayres, Leonard Porter. The War with Germany: A Statistical Summary. Washington: Government Printing Office, 1919.

Style de citation MLA (9e éd.)

Ayres, Leonard Porter. The War with Germany: A Statistical Summary. Government Printing Office, 1919.