Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) "Sekiguchi, Hiroki and 関口, 浩喜",自然主義的誤謬について : 欲求と価値,The Bulletin of Central Research Institute Fukuoka University Series A:Humanities,1346-4698,福岡大学研究推進部,2004-09,4,5,49-69,https://cir.nii.ac.jp/crid/1050001202555279744,