APA (7th ed.) Citation

England, R. (1950). Twenty million World War veterans: By Robert England. Oxford University Press.

Chicago Style (17th ed.) Citation

England, Robert. Twenty Million World War Veterans: By Robert England. London [u.a.]: Oxford University Press, 1950.

MLA (9th ed.) Citation

England, Robert. Twenty Million World War Veterans: By Robert England. Oxford University Press, 1950.