APA (7th ed.) Citation

(2001). The Oxford companion to World War II. Oxford Univ. Press.

Chicago Style (17th ed.) Citation

The Oxford Companion to World War II. Oxford [u.a.]: Oxford Univ. Press, 2001.

MLA (9th ed.) Citation

The Oxford Companion to World War II. Oxford Univ. Press, 2001.

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