1
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Material Type: Recurso Textual
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Alaska helicopter tours sound measurements Juneau, Alaska, June 1993
Harrison, Robin T ; Shilling, Eric C
Washington D.C.?: U.S. Dept. of Agriculture, Forest Service, Technology & Development Program 1994
Sem texto completo
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2
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Material Type: Recurso Textual
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Education and Training of Information Specialists in the U.S.A
Bracken, Marilyn C ; Shilling, Charles W
Clearinghouse for Federal Scientific and Technical Information, Springfield, Va 1966
Sem texto completo
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3
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Material Type: Recurso Textual
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The mineral dung of groundnuts [in Senegal
Shilling, R. (Ministere du Developpement Rural, Dakar (Senegal))
Dakar (Senegal) 1981
Sem texto completo
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