Cita APA (7a ed.)
ebrary, Inc, Classen, A., & Sandidge, M. (2010). Friendship in the Middle Ages and early modern age: Explorations of a fundamental ethical discourse. Walter de Gruyter.
Cita Chicago Style (17a ed.)
ebrary, Inc, Albrecht Classen, y Marilyn Sandidge. Friendship in the Middle Ages and Early Modern Age: Explorations of a Fundamental Ethical Discourse. Berlin ; New York: Walter de Gruyter, 2010.
Cita MLA (9a ed.)
ebrary, Inc, et al. Friendship in the Middle Ages and Early Modern Age: Explorations of a Fundamental Ethical Discourse. Walter de Gruyter, 2010.
Precaución: Estas citas no son 100% exactas.