Cita APA (7a ed.)

Sitwell, G. (1961). Spiritual writers of the Middle Ages. Hawthorn Books, Publishers.

Cita Chicago Style (17a ed.)

Sitwell, Gerard. Spiritual Writers of the Middle Ages. New York: Hawthorn Books, Publishers, 1961.

Cita MLA (9a ed.)

Sitwell, Gerard. Spiritual Writers of the Middle Ages. Hawthorn Books, Publishers, 1961.