Lloyd, J., & Mitchinson, J. (2006). The book of general ignorance (1st edition.). Harmony Books.
Cita Chicago Style (17a ed.)Lloyd, John, y John Mitchinson. The Book of General Ignorance. 1st edition. New York: Harmony Books, 2006.
Cita MLA (9a ed.)Lloyd, John, y John Mitchinson. The Book of General Ignorance. 1st edition. Harmony Books, 2006.
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