APA (7th ed.) Citation

Butterfield, H., & Watson, A. The origins of history. London.

Chicago Style (17th ed.) Citation

Butterfield, Herbert, and Adam Watson. The Origins of History. c1981: London.

MLA (8th ed.) Citation

Butterfield, Herbert, and Adam Watson. The Origins of History. London.

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