APA (7th ed.) Citation

Sayles, G. O. (1948). The medieval foundations of England. Methuen.

Chicago Style (17th ed.) Citation

Sayles, G. O. The Medieval Foundations of England. London: Methuen, 1948.

MLA (8th ed.) Citation

Sayles, G. O. The Medieval Foundations of England. Methuen, 1948.

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