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 "Von Braun, Joachim and Hotchkiss, David and Immink, Maarten D. C. (Maarten Dirk Cornelis)","Nontraditional export crops in Guatemala : effects on production, income, and nutrition",,International Food Policy Research Institute in collaboration with the Institute of Nutrition of Central America and Panama,1989,Research report,,0896290751,,https://cir.nii.ac.jp/crid/1130282270929599360