Schneider, S. H. (2004). Scientists debate gaia: The next century. MIT Press.
Cita Chicago (17th ed.)Schneider, Stephen Henry. Scientists Debate Gaia: The Next Century. Cambridge, Mass.: MIT Press, 2004.
Cita MLA (9th ed.)Schneider, Stephen Henry. Scientists Debate Gaia: The Next Century. MIT Press, 2004.
Atenció: Aquestes cites poden no estar 100% correctes.