APA (7th ed.) Citation

Hillstrom, K. (2013). World War I and the age of modern warfare. Omnigraphics.

Chicago Style (17th ed.) Citation

Hillstrom, Kevin. World War I and the Age of Modern Warfare. Detroit: Omnigraphics, 2013.

MLA (9th ed.) Citation

Hillstrom, Kevin. World War I and the Age of Modern Warfare. Omnigraphics, 2013.