APA (7th ed.) Citation

Hardie, M. War Posters Issued by Belligerent and Neutral Nations 1914-1919.

Chicago Style (17th ed.) Citation

Hardie, Martin. War Posters Issued by Belligerent and Neutral Nations 1914-1919.

MLA (9th ed.) Citation

Hardie, Martin. War Posters Issued by Belligerent and Neutral Nations 1914-1919.

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