APA (7th ed.) Citation

Aggesen, S., & Christiansen, E. (1992). The works of Sven Aggesen, twelfth-century Danish historian. Viking Soc. for Northern research.

Chicago Style (17th ed.) Citation

Aggesen, Sven, and Eric Christiansen. The Works of Sven Aggesen, Twelfth-century Danish Historian. London: Viking Soc. for Northern research, 1992.

MLA (9th ed.) Citation

Aggesen, Sven, and Eric Christiansen. The Works of Sven Aggesen, Twelfth-century Danish Historian. Viking Soc. for Northern research, 1992.