著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Bang, Sergie K. and Sitango, Kud and ESCAP Regional Co-ordination Centre for Research and Development of Coarse Grains, Pulses, Roots and Tuber Crops in the Humid Tropics of Asia and the Pacific",Indigenous drought coping strategies and risk management against El Nino in Papua New Guinea,,CGPRT Centre,2003,Working paper,,9799317339,,https://cir.nii.ac.jp/crid/1130282268654212864