Brown, L. R. (1978). The Twenty-ninth day: Accomodating human needs and numbers to the earth's resources. W.W. Norton and Company, Inc.
Citace podle Chicago (17th ed.)Brown, Lester R. The Twenty-ninth Day: Accomodating Human Needs and Numbers to the Earth's Resources. New York: W.W. Norton and Company, Inc, 1978.
Citace podle MLA (9th ed.)Brown, Lester R. The Twenty-ninth Day: Accomodating Human Needs and Numbers to the Earth's Resources. W.W. Norton and Company, Inc, 1978.
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