APA (7th ed.) Citation

Time-Life Books. (1989). Fury of the Northmen: Time frame, AD 800-1000. Time-Life Books.

Chicago Style (17th ed.) Citation

Time-Life Books. Fury of the Northmen: Time Frame, AD 800-1000. Alexandria, Va: Time-Life Books, 1989.

MLA (9th ed.) Citation

Time-Life Books. Fury of the Northmen: Time Frame, AD 800-1000. Time-Life Books, 1989.

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