APA (7th ed.) Citation

Keegan, S. (1984). World War I. Exeter Books.

Chicago Style (17th ed.) Citation

Keegan, Susanne. World War I. New York: Exeter Books, 1984.

MLA (9th ed.) Citation

Keegan, Susanne. World War I. Exeter Books, 1984.

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