APA (7th ed.) Citation

Herwig, H. H. (1997). The First World War: Germany and Austria-Hungary 1914 - 1918. Arnold.

Chicago Style (17th ed.) Citation

Herwig, Holger H. The First World War: Germany and Austria-Hungary 1914 - 1918. London [u.a.]: Arnold, 1997.

MLA (8th ed.) Citation

Herwig, Holger H. The First World War: Germany and Austria-Hungary 1914 - 1918. Arnold, 1997.

Warning: These citations may not always be 100% accurate.