Policy options for sustainable river sand mining in Sri Lanka

Detalhes bibliográficos
Autor principal: Gunaratne, L.H.P
Autor Corporativo: Economy and Environment Program for Southeast Asia
Formato: Livro
Idioma:English
Publicado em: Singapore Economu and Environment Program for Southeast Asia 2010.Asian Development Bank, 2010.
coleção:EEPSEA research report no.2010-RR7
Assuntos: