Citazione Stile APA (7a Edizione)

Strayer, J. R. (1974). Western Europe in the middle ages: A short history (2nd. ed.). Goodyear Publishing Company.

Citazione stile Chigago Style (17a edizione)

Strayer, Joseph R. Western Europe in the Middle Ages: A Short History. 2nd. ed. California: Goodyear Publishing Company, 1974.

Citatione MLA (9a ed.)

Strayer, Joseph R. Western Europe in the Middle Ages: A Short History. 2nd. ed. Goodyear Publishing Company, 1974.