River pollution (3 vols.) :v.1 chemical analysis

Antzeko izenburuak

• River pollution (3 vols.) :v.3 control
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• River pollution (3 vols.) :v.2 causes and effects
  nork: Klein, Louis
  Argitaratua: (1934)
• River pollution /
  nork: Singh L B
  Argitaratua: (2007)
• Fish and river pollution
  nork: Jones, J R Erichsen
  Argitaratua: (1964)
• River ecology and man
  Argitaratua: (1972)