Environment and resources /

समान संसाधन

• Environment and natural resources
  द्वारा: S.V.S. Rana, और अन्य
  प्रकाशित: (1936)
• Human resource development & environment
  द्वारा: R.D. Sharma
  प्रकाशित: (1991)
• Natural resource conservation and environment management
  द्वारा: Asish Ghosh
  प्रकाशित: (2003)
• Ecology environment and resource conservation
  द्वारा: Singh, J S, et al
  प्रकाशित: (2006)
• Natural resource conservation and environment management /
  द्वारा: Asish Ghosh
  प्रकाशित: (2003)