APA (7th ed.) Citation

Herbertson, A. J., & Howarth, O. J. R. (1914). The Oxford survey of the British Empire ... The Clarendon Press.

Chicago Style (17th ed.) Citation

Herbertson, A. J., and O. J. R. Howarth. The Oxford Survey of the British Empire ... Oxford: The Clarendon Press, 1914.

MLA (9th ed.) Citation

Herbertson, A. J., and O. J. R. Howarth. The Oxford Survey of the British Empire ... The Clarendon Press, 1914.