Suidō suigen ni okeru shōdoku fukuseiseibutsu zengu busshitsu osen taiō hōsaku to kentō chōsa gyōmu hōkokusho
Subtitle: Heisei 24-nendo
Publisher: Nissui Kon
Published: 2013
Place of publication: [Tōkyō-to Shinjuku-ku]
Language: jpn
Number of pages: 227
Subjects: Drinking water; Contamination