Lovelock, J. (1991). Gaia: The practical science of planetary medicine. Allen and Unwin.
Tohutoru Kātū Chicago (17th ed.)Lovelock, James. Gaia: The Practical Science of Planetary Medicine. North Sydney: Allen and Unwin, 1991.
Tohutoro MLA (9th ed.)Lovelock, James. Gaia: The Practical Science of Planetary Medicine. Allen and Unwin, 1991.
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