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
United States. Bureau of Outdoor Recreation,"A Program for outdoor recreation research : report on a study conference conducted, June 2-8, 1968",,National Academy of Sciences,1969,Publication,,,,https://cir.nii.ac.jp/crid/1130282271531726464