Economic of protected area a new look at benefits and costs

Eitemau Tebyg

• Cost-benefit analysis
  gan: Mishan, E.J
  Cyhoeddwyd: (1971)
• Cost-benefit analysis
  gan: Mishan,E J
  Cyhoeddwyd: (1971)
• Cost- benefit analysis
  gan: Puttaswamaiah, K
  Cyhoeddwyd: (1984)
• Element of cost-benefit analysis
  gan: Mishan, E.J
  Cyhoeddwyd: (1972)
• Principles of practical cost-benefit analysis
  gan: Sudgen,Robert
  Cyhoeddwyd: (1978)