* Erler, Mary Carpenter Erler and Maryanne Kowaleski, "Gendering the Master Narrative: Women and power in the Middle Ages", Cornell University Press, 2003, ISBN 0-8014-8830-3.
* Erler, Mary Carpenter Erler and Maryanne Kowaleski, "Gendering the Master Narrative: Women and power in the Middle Ages", Cornell University Press, 2003, ISBN 0-8014-8830-3.