Hōso, fusso, shōsansei chisso tō ni kakaru haisui kijun kentō chōsa hōkokusho
Subtitle: Heisei 21-nendo : Heisei 21-nendo Kankyōshō ukeoi gyōmu
Publisher: Nissui Kon
Published: 2010
Place of publication: [Tokyo]
Language: jpn
Number of pages: 296
Subjects: Sewage; Purification