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 Water Environment Federation. Biological Nutrient Removal (BNR) Operation in Wastewater Treatment Plants Task Force and Water Environment Federation and American Society of Civil Engineers. Environmental and Water Resources Institute,Biological nutrient removal (BNR) operation in wastewater treatment plants,,"WEF Press,McGraw-Hill",2006,WEF manual of practice,,9780071464154,,https://cir.nii.ac.jp/crid/1130282271554057600