1. Wetland sustainability and the evolution of indigenous knowledge in Ethiopia Collection: Agricultural Communications Documentation Center (ACDC) Contributers: Dixon, Alan B. (author) Format: Journal article Publication Date: 2005-12 Published: USA Location: Agricultural Communications Documentation Center, Funk Library, University of Illinois Box: 163 Document Number: C27152 Journal Title: The Geographical Journal Journal Title Details: Vol. 171, No. 4, pp. 306-323