APA (7th ed.) Citation

Crampton, R. J. (1997). A concise history of Bulgaria. Cambridge University Press.

Chicago Style (17th ed.) Citation

Crampton, R. J. A Concise History of Bulgaria. Cambridge: Cambridge University Press, 1997.

MLA (9th ed.) Citation

Crampton, R. J. A Concise History of Bulgaria. Cambridge University Press, 1997.