Brubaker, S. (1972). To live on earth: Man and his environment in perspective. Published for Resources for the Future by Johns Hopkins Press.
Citace podle Chicago (17th ed.)Brubaker, Sterling. To Live on Earth: Man and His Environment in Perspective. Baltimore: Published for Resources for the Future by Johns Hopkins Press, 1972.
Citace podle MLA (8th ed.)Brubaker, Sterling. To Live on Earth: Man and His Environment in Perspective. Published for Resources for the Future by Johns Hopkins Press, 1972.
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