APA (7th ed.) Zitazioa

ebrary, Inc, & Classen, A. (2007). Old age in the Middle Ages and the Renaissance: Interdisciplinary approaches to a neglected topic. Walter de Gruyter.

Chicago Style (17th ed.) Zitazioa

ebrary, Inc, eta Albrecht Classen. Old Age in the Middle Ages and the Renaissance: Interdisciplinary Approaches to a Neglected Topic. Berlin ; New York: Walter de Gruyter, 2007.

MLA (9th ed.) Zitazioa

ebrary, Inc, eta Albrecht Classen. Old Age in the Middle Ages and the Renaissance: Interdisciplinary Approaches to a Neglected Topic. Walter de Gruyter, 2007.

Kontuz: berrikusi erreferentzia hauek erabili aurretik.