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

Míreanna Comhchosúla

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