ブリタニカ百科事典第11版
Alexander Coleman, Charles Simmons: All There is to Know: Readings from the Illustrious Eleventh Edition of the “Encyclopædia Britannica” 1994. ISBN 0-671-76747-X
Gillian Thomas: A Position to Command Respect: Women and the Eleventh Britannica New Jersey: The Scarecrow Press, 1992. ISBN 0810825678.