ebrary, Inc. (1991). Colorado River ecology and dam management: Proceedings of a symposium, May 24-25, 1990, Santa Fe, New Mexico. National Academy Press.
Citace podle Chicago (17th ed.)ebrary, Inc. Colorado River Ecology and Dam Management: Proceedings of a Symposium, May 24-25, 1990, Santa Fe, New Mexico. Washington, D.C.: National Academy Press, 1991.
Citace podle MLA (9th ed.)ebrary, Inc. Colorado River Ecology and Dam Management: Proceedings of a Symposium, May 24-25, 1990, Santa Fe, New Mexico. National Academy Press, 1991.
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