Ecoscience : Population resources environment /

Eitemau Tebyg

• Ecoscience population resources environment
  gan: Ehlrich, A H
  Cyhoeddwyd: (1977)
• Environment and natural resources
  gan: Agrawal, V P, Ed.; Rana, S V S.
  Cyhoeddwyd: (1990)
• Population resources environment
  gan: Ehrlich, Paul R.
  Cyhoeddwyd: (1970)
• Nature of the environment /
  gan: Goudie, Andrew
  Cyhoeddwyd: (2000)
• Encyclopaedia of ecology and environment (Population and community ecology) vol. 4/
  gan: Priya Ranjan Trivedi
  Cyhoeddwyd: (2005)