APA (7th ed.) Citation

KnightlhJudson, Knight, & Galens. Middle ages: Primary sources.

Chicago Style (17th ed.) Citation

KnightlhJudson, Knight, and Galens. Middle Ages: Primary Sources. New YorklbAn Imprint of the Gale Grouplc2000.

MLA (9th ed.) Citation

KnightlhJudson, et al. Middle Ages: Primary Sources.

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