APA-referens (7:e uppl.)
ebrary, Inc, & Bullón-Fernández, M. (2007). England and Iberia in the Middle Ages, 12th-15th century: Cultural, literary, and political exchanges. Palgrave Macmillan.
Chicago-referens (17:e uppl.)
ebrary, Inc, och María Bullón-Fernández. England and Iberia in the Middle Ages, 12th-15th Century: Cultural, Literary, and Political Exchanges. New York: Palgrave Macmillan, 2007.
MLA-referens (9:e uppl.)
ebrary, Inc, och María Bullón-Fernández. England and Iberia in the Middle Ages, 12th-15th Century: Cultural, Literary, and Political Exchanges. Palgrave Macmillan, 2007.
Varning: dessa hänvisningar är inte alltid fullständigt riktiga.