Cita APA (7a ed.)

Friedman, J. B., & Figg, K. M. (2000). Trade, travel, and exploration in the Middle Ages: An encyclopedia. Garland Pub.

Cita Chicago Style (17a ed.)

Friedman, John Block, y Kristen Mossler Figg. Trade, Travel, and Exploration in the Middle Ages: An Encyclopedia. New York: Garland Pub, 2000.

Cita MLA (9a ed.)

Friedman, John Block, y Kristen Mossler Figg. Trade, Travel, and Exploration in the Middle Ages: An Encyclopedia. Garland Pub, 2000.