Seminario taller problematica de la cuenca alta de Lago Banyano
1986
León, Ivanor Ruiz De |
Environmental surveys
Draft plan for the development of a private sector initiative in natural resource and environment programs in the Republic of Panama
1983
Lieberman, Gerald |
Colonizacion y destruccion de bosques en Panama
1984
Moreno, Stanley Heckadon |
McKay, Alberto |
Panama : state of the environment and natural resources - field reconnaissance study final report
1980
Proyecto heroes y martires de Veracruz - segunda fase : Proyecto control de erosion de occindente
1986