APA (7th ed.) Citation

Palmer, A. (1983). The Penguin dictionary of modern history, 1789-1945 (2nd ed.). Penguin.

Chicago Style (17th ed.) Citation

Palmer, Alan. The Penguin Dictionary of Modern History, 1789-1945. 2nd ed. Harmondsworth, England: Penguin, 1983.

MLA (8th ed.) Citation

Palmer, Alan. The Penguin Dictionary of Modern History, 1789-1945. 2nd ed. Penguin, 1983.