Posey Darrel A & Overal W L Eds Ethnobiology : Implications & Application Proc of first International Congress of Ethnobiology (Belm 1988) Vol II - Museu Paraense Emilio Greldi, Belem, Brazil - pp 256; 22*16 Dewey Class. No.: G:(Y73)P7918,N88/N90.2/B18384