APA (7th ed.) Citation

Rickert, E., Olson, C. C., & Crow, M. M. (1948). Chaucer's world. Columbia Univeristy Press.

Chicago Style (17th ed.) Citation

Rickert, Edith, Clair Colby Olson, and Martin Michael Crow. Chaucer's World. New York: Columbia Univeristy Press, 1948.

MLA (9th ed.) Citation

Rickert, Edith, et al. Chaucer's World. Columbia Univeristy Press, 1948.