Handbook of water resources and pollution control

Eitemau Tebyg

• Handbook of Water Resources and Pollution Control,
  gan: Gehm, Harry. W.
  Cyhoeddwyd: (1976)
• Hand book of water resources and pollution control
• Water pollution control
  gan: Helmer, Richard, et al.
  Cyhoeddwyd: (1997)
• Water supply and pollution control/3rd ed.
  gan: Clarlk, John W.
• Water supply and pollution control/5th ed.
  gan: Viessman, Warren
  Cyhoeddwyd: (1999)