APA (7th ed.) Citation

Bullock, A., & Trombley, S. (1999). The Norton dictionary of modern thought. W.W. Norton.

Chicago Style (17th ed.) Citation

Bullock, Alan, and Stephen Trombley. The Norton Dictionary of Modern Thought. New York: W.W. Norton, 1999.

MLA (8th ed.) Citation

Bullock, Alan, and Stephen Trombley. The Norton Dictionary of Modern Thought. W.W. Norton, 1999.