APA (7th ed.) Citation

Barraclough, G., & Overy, R. J. (2007). Complete history of the world (7th ed.). Times Books.

Chicago Style (17th ed.) Citation

Barraclough, Geoffrey, and R. J. Overy. Complete History of the World. 7th ed. London: Times Books, 2007.

MLA (9th ed.) Citation

Barraclough, Geoffrey, and R. J. Overy. Complete History of the World. 7th ed. Times Books, 2007.