APA (7th ed.) Citation

Williamson. (1967). A short history of British expansion: The modern empire and commonwealth (6th ed.). Macmillan.

Chicago Style (17th ed.) Citation

Williamson. A Short History of British Expansion: The Modern Empire and Commonwealth. 6th ed. London: Macmillan, 1967.

MLA (8th ed.) Citation

Williamson. A Short History of British Expansion: The Modern Empire and Commonwealth. 6th ed. Macmillan, 1967.