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1كتاب إلكتروني
المؤلفون: Byerly, T. C.Aff2
المساهمون: Singer, S. Fred, editorAff1
المصدر: Global Effects of Environmental Pollution : A Symposium Organized by the American Association for the Advancement of Science Held in Dallas, Texas, December 1968. :104-109
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2كتاب إلكتروني
المؤلفون: Sisler, F. D.Aff2
المساهمون: Singer, S. Fred, editorAff1
المصدر: Global Effects of Environmental Pollution : A Symposium Organized by the American Association for the Advancement of Science Held in Dallas, Texas, December 1968. :12-24
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3كتاب إلكتروني
المؤلفون: Keeney, D. R.Aff2, Gardner, W. R.Aff2
المساهمون: Singer, S. Fred, editorAff1
المصدر: Global Effects of Environmental Pollution : A Symposium Organized by the American Association for the Advancement of Science Held in Dallas, Texas, December 1968. :96-103