SETHI, Krushna Chandra; SANDHYA, Singampalli Nohini; TRIPATHY, Dattatreya; DASH, Bimalendu. Sanitation Engineering. [s.l.] : Next Gen Academic Services Private Limited,2026. Disponível em: https://ngenbook.com/index.php/ng/catalog/book/saen. Acesso em: 3 jun. 2026.