Cita APA (7a ed.)

Ker, N. (1941). Medieval libraries of Great Britain: A list of surviving books. Offices of the Royal Historical Society.

Cita Chicago Style (17a ed.)

Ker, N.R. Medieval Libraries of Great Britain: A List of Surviving Books. London: Offices of the Royal Historical Society, 1941.

Cita MLA (9a ed.)

Ker, N.R. Medieval Libraries of Great Britain: A List of Surviving Books. Offices of the Royal Historical Society, 1941.