Gordon, S. A., & Cohen Melvin J. (1971). Gravity and the organism. The University of Chicago Press.
Cita Chicago Style (17a ed.)Gordon, Solon A., y Cohen Melvin J. Gravity and the Organism. Chicago: The University of Chicago Press, 1971.
Cita MLA (8a ed.)Gordon, Solon A., y Cohen Melvin J. Gravity and the Organism. The University of Chicago Press, 1971.
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