Cita APA (7a ed.)

Hoyt, R. S., & Chodorow, S. (1957). Europe in the Middle Ages (Second Edition.). Harcourt Brace Jovanovich.

Cita Chicago Style (17a ed.)

Hoyt, Robert S., y Stanley Chodorow. Europe in the Middle Ages. Second Edition. New York: Harcourt Brace Jovanovich, 1957.

Cita MLA (9a ed.)

Hoyt, Robert S., y Stanley Chodorow. Europe in the Middle Ages. Second Edition. Harcourt Brace Jovanovich, 1957.