APA (7th ed.) Citation

Arnold, M. (2007). The Vikings: Wolves of war. Rowman & Littlefield.

Chicago Style (17th ed.) Citation

Arnold, Martin. The Vikings: Wolves of War. Lanham [etc.]: Rowman & Littlefield, 2007.

MLA (9th ed.) Citation

Arnold, Martin. The Vikings: Wolves of War. Rowman & Littlefield, 2007.

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