APA (7th ed.) Citation

Bowle, J. (1948). The unity of European history: A political and cultural survey (1. publ.). Cape.

Chicago Style (17th ed.) Citation

Bowle, John. The Unity of European History: A Political and Cultural Survey. 1. publ. London: Cape, 1948.

MLA (9th ed.) Citation

Bowle, John. The Unity of European History: A Political and Cultural Survey. 1. publ. Cape, 1948.