APA (7th ed.) Citation

Gregory, A. (2014). A war of peoples, 1914-1919. Oxford University Press.

Chicago Style (17th ed.) Citation

Gregory, Adrian. A War of Peoples, 1914-1919. Oxford: Oxford University Press, 2014.

MLA (9th ed.) Citation

Gregory, Adrian. A War of Peoples, 1914-1919. Oxford University Press, 2014.

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