Bullock, A., & Stallybrass, O. (1977). The Harper dictionary of modern thought. Harper & Row.
Cita Chicago (17th ed.)Bullock, Alan, i Oliver Stallybrass. The Harper Dictionary of Modern Thought. New York: Harper & Row, 1977.
Cita MLA (9th ed.)Bullock, Alan, i Oliver Stallybrass. The Harper Dictionary of Modern Thought. Harper & Row, 1977.
Atenció: Aquestes cites poden no estar 100% correctes.