著者名,論文名,雑誌名,ISSN,出版者名,出版日付,巻,号,ページ,URL,URL(DOI) Gunarathne Anoma and Kono Hiroichi and Kubota Satoko and Karunagoda Kamal,The Impact of Socio-economic Factors on Milk Production Cost and Marketing Channel : A Case Study of Marginal Farms in Kurunegala District of Sri Lanka,農業経営研究,03888541,日本農業経営学会,2015,52,4,37-42,https://cir.nii.ac.jp/crid/1390001205512624128,https://doi.org/10.11300/fmsj.52.4_37