Author,Title,Edition,Publisher,Year,Series,Number,ISBN,ISSN,URL
"Eder, James F. and International Union for Conservation of Nature and Natural Resources and World Wide Fund for Nature","Batak resource management : belief, knowledge and practice",,"IUCN--the World Conservation Union,World Wide Fund for Nature",1997,Issues in forest conservation,,2831703662,,https://cir.nii.ac.jp/crid/1130282268910051840