Gribbin, J. (1990). Hothouse earth: The greenhouse effect and gaia (First American edition.). Black Swan.
Cita Chicago (17th ed.)Gribbin, John. Hothouse Earth: The Greenhouse Effect and Gaia. First American edition. London: Black Swan, 1990.
Cita MLA (8th ed.)Gribbin, John. Hothouse Earth: The Greenhouse Effect and Gaia. First American edition. Black Swan, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.