Water Pollution research 1973 : report of the director of water pollution research /

Antzeko izenburuak

• Water pollution research
  nork: International Conference on Water Pollution Research (7th : 1974 : Paris)
  Argitaratua: (1974)
• Advances in water pollution research
  nork: 256113 International Conference on Water Pollution Research, 6th, Jerusalem, 18-23 June, 1972
• Water pollution research : proceedings /
  nork: International Conference on Water Pollution Research (8th : 1976 : Sydney, Australia), et al.
  Argitaratua: (1978)
• Report of a river pollution survey of England and Wales 1970, 1973
  nork: Great Britain. Department of the Environment
• Water pollution control technology /
  nork: Great Britain. Department of the Environment
  Argitaratua: (1979)