APA (7th ed.) Citation

Oman, C. (1954). The Dark Ages : 476-918: 476-918 (6th ed.). Rivingtons.

Chicago Style (17th ed.) Citation

Oman, Charles. The Dark Ages : 476-918: 476-918. 6th ed. London: Rivingtons, 1954.

MLA (9th ed.) Citation

Oman, Charles. The Dark Ages : 476-918: 476-918. 6th ed. Rivingtons, 1954.

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