Encyclopaedia of ecology and environment /

Eitemau Tebyg

• Encyclopaedia of ecology and environment (Introduction to ecology and environment) /
  gan: Priya Ranjan Trivedi
  Cyhoeddwyd: (2005)
• Encyclopaedia of ecology and environment (Population and community ecology) vol. 4/
  gan: Priya Ranjan Trivedi
  Cyhoeddwyd: (2005)
• Encyclopaedia of ecology and environment (State of India`s Environment) Vol-10 /
  gan: Priya Ranjan Trivedi
  Cyhoeddwyd: (2005)
• Encyclopaedia of ecology and environment (Environmental education) vol.3 /
  gan: Priya Ranjan Trivedi
  Cyhoeddwyd: (2005)
• International encyclopaedia of ecology and environment /
  gan: Trivedi, P. R.
  Cyhoeddwyd: (1994)