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1by Arnould, Eric J.
Published 1979Tucson, Arizona : Arid Lands Natural Resources Committee, University of Arizona, 1979.15 p. : ill.“...Sahel, documents and dissertations ;...”
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2by McCullough, James Michael, 1943-
Published 1979Tucson, Arizona : Arid Lands Natural Resources Committee, University of Arizona, 1979.42 p. : ill.“...Sahel, documents and dissertations ;...”
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3by Arnould, Eric J.
Published 1979Tucson, Arizona : Arid Lands Natural Resources Committee, Université d'Arizona, 1979.19 p. : ill.“...Sahel, documents and dissertations ;...”
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4by McCullough, James Michael, 1943-
Published 1979Tucson, Arizona : Arid Lands Natural Resources Committee, Université d'Arizona, 1979.43 p. : ill., map.“...Sahel, documents and dissertations ;...”
