River pollution : an ecological perspective /

समान संसाधन

• River pollution in India. /
  द्वारा: Trivedy, R.K
  प्रकाशित: (1990)
• Ecology, environment and pollution/
  द्वारा: Purohit, S. S.
  प्रकाशित: (2007)
• Effects of Pollution on Fish /
  द्वारा: Lawrence, Andrew J.
  प्रकाशित: (2003)
• Water Pollution/ Causes, Effects and Control/
  द्वारा: Goel, P. K.
  प्रकाशित: (2006)
• Environment protection and pollution control in the Ganga. /
  प्रकाशित: (1994)