S. Chand's dictionary of environment /

Geahča maid

• Dictionary of the environment /
  Dahkki: Allaby, Michael
  Almmustuhtton: (1983)
• Macmillan encyclopedia of the environment /
  Dahkki: Kellert, Stephen R.
  Almmustuhtton: (1997)
• McGraw-Hill encyclopedia of environmental science /
  Dahkki: Parker, Sybil P.
  Almmustuhtton: (1980)
• McGraw-Hill encyclopedia of environmental science
  Dahkki: Parker, Sybil P
  Almmustuhtton: (1980)
• A Dictionary of Environment/
  Dahkki: Sharma, J. L.
  Almmustuhtton: (1994)