Tohutoro APA (7th ed.)
Hardin, G. J. (1999). The ostrich factor: Our population myopia. Oxford University Press.
Tohutoru Kātū Chicago (17th ed.)
Hardin, Garrett James. The Ostrich Factor: Our Population Myopia. New York: Oxford University Press, 1999.
Tohutoro MLA (9th ed.)
Hardin, Garrett James. The Ostrich Factor: Our Population Myopia. Oxford University Press, 1999.
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