APA (7th ed.) Citation

Oliver, N., & Gillies, J. A. (2017). The vikings: A new history (Unabridged.). Tantor Media.

Chicago Style (17th ed.) Citation

Oliver, Neil, and James A. Gillies. The Vikings: A New History. Unabridged. Old Saybrook: Tantor Media, 2017.

MLA (8th ed.) Citation

Oliver, Neil, and James A. Gillies. The Vikings: A New History. Unabridged. Tantor Media, 2017.

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