Cita APA (7a ed.)

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.