Gould, S. J. (2002). I have landed: The end of a beginning in natural history. Harmony Books.
Citace podle Chicago (17th ed.)Gould, Stephen Jay. I Have Landed: The End of a Beginning in Natural History. New York: Harmony Books, 2002.
Citace podle MLA (9th ed.)Gould, Stephen Jay. I Have Landed: The End of a Beginning in Natural History. Harmony Books, 2002.
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