Gribbin, J. (1990). Hothouse earth: The greenhouse effect and gaia (First American edition.). Black Swan.
Cita Chicago Style (17a ed.)Gribbin, John. Hothouse Earth: The Greenhouse Effect and Gaia. First American edition. London: Black Swan, 1990.
Cita MLA (8a ed.)Gribbin, John. Hothouse Earth: The Greenhouse Effect and Gaia. First American edition. Black Swan, 1990.
Precaución: Estas citas no son 100% exactas.