APA (7th ed.) Citation

Petrie, C. (1949). Earlier diplomatic history, 1492-1713. Hollis and Carter.

Chicago Style (17th ed.) Citation

Petrie, Charles. Earlier Diplomatic History, 1492-1713. London: Hollis and Carter, 1949.

MLA (9th ed.) Citation

Petrie, Charles. Earlier Diplomatic History, 1492-1713. Hollis and Carter, 1949.