Biology of wastewater treatment /

Ижил төстэй зүйлс

• Biology of wastewater treatment/
  -н: Gray, Nicholas F. 370661
  Хэвлэсэн: (1989)
• Biological processes design for wastewater treatment /
  -н: 383506 Benefied, Larry D., зэрэг
  Хэвлэсэн: (1980)
• Fixed-Film Reactors in Wastewater Treatment /
  -н: Gray, Nicholas F., author 370661
  Хэвлэсэн: ([202)
• Design calculations in wastewater treatment/
  -н: 292680 Wilson, F. (Francis)
  Хэвлэсэн: (1981)
• Design and retrofit of wastewater treatment plants for biological nutrient removal /
  -н: Randall, Clifford W., зэрэг
  Хэвлэсэн: (1992)