APA (7th ed.) Citation

Barlow, F. (1955). The feudal kingdom of England, 1042-1216.

Chicago Style (17th ed.) Citation

Barlow, Frank. The Feudal Kingdom of England, 1042-1216. 1955.

MLA (9th ed.) Citation

Barlow, Frank. The Feudal Kingdom of England, 1042-1216. 1955.

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