APA (7th ed.) Citation

Barrett, T. M. (1999). At the edge of the empire: The Terek Cossacks and the North Caucasus frontier, 1700-1860. Westview Press.

Chicago Style (17th ed.) Citation

Barrett, Thomas M. At the Edge of the Empire: The Terek Cossacks and the North Caucasus Frontier, 1700-1860. Boulder, CO: Westview Press, 1999.

MLA (9th ed.) Citation

Barrett, Thomas M. At the Edge of the Empire: The Terek Cossacks and the North Caucasus Frontier, 1700-1860. Westview Press, 1999.