APA (7th ed.) Citation

Bowle, J. (1950). The unity of European history: A political and cultural survey (1. American print.). Oxford Univ. Pr.

Chicago Style (17th ed.) Citation

Bowle, John. The Unity of European History: A Political and Cultural Survey. 1. American print. New York: Oxford Univ. Pr, 1950.

MLA (9th ed.) Citation

Bowle, John. The Unity of European History: A Political and Cultural Survey. 1. American print. Oxford Univ. Pr, 1950.