APA (7th ed.) Citation

Guilford, E. L. (1924). Travellers & travelling in the Middle Ages: By E. L. Guilford. Sheldon Press.

Chicago Style (17th ed.) Citation

Guilford, E. L. Travellers & Travelling in the Middle Ages: By E. L. Guilford. London: Sheldon Press, 1924.

MLA (9th ed.) Citation

Guilford, E. L. Travellers & Travelling in the Middle Ages: By E. L. Guilford. Sheldon Press, 1924.

Warning: These citations may not always be 100% accurate.