APA (7th ed.) Citation

Ker, N. R. (1941). Medieval libraries of Great Britain: A list of surviving books. Guides and handbooks //Royal Historical Society.

Chicago Style (17th ed.) Citation

Ker, Neil R. "Medieval Libraries of Great Britain: A List of Surviving Books." Guides and Handbooks //Royal Historical Society 1941.

MLA (8th ed.) Citation

Ker, Neil R. "Medieval Libraries of Great Britain: A List of Surviving Books." Guides and Handbooks //Royal Historical Society, 1941.

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