APA (7th ed.) Citation

Carr, R. J., Webster, A., & Waller, S. (2015). The British Empire c1857-1967 (A Level and AS, Component 1.). Oxford University Press.

Chicago Style (17th ed.) Citation

Carr, Robert J., Anthony Webster, and Sally Waller. The British Empire C1857-1967. A Level and AS, Component 1. Oxford: Oxford University Press, 2015.

MLA (9th ed.) Citation

Carr, Robert J., et al. The British Empire C1857-1967. A Level and AS, Component 1. Oxford University Press, 2015.