APA (7th ed.) Citation

Chadwick, N. K. (1946). The beginnings of Russian history: An enquiry into sources. University P..

Chicago Style (17th ed.) Citation

Chadwick, Nora K. The Beginnings of Russian History: An Enquiry into Sources. Cambridge: University P., 1946.

MLA (8th ed.) Citation

Chadwick, Nora K. The Beginnings of Russian History: An Enquiry into Sources. University P., 1946.