Soil and water conservation in Sub-Saharan Africa : towards sustainable production by the rural poor
1992
Sustainable development
Concepts for ecodevelopmental tourism for small Caribbean islands
1980
Coulianos, Katina Else |
Planning for environmental sustainability
1994
Tyldesley, David |
Heap, Jenny |
Kaznowska, Stefa |
Energy for my neighbour perspectives from Asia : towards more just and more sustainable policies of energy development
1982
Pasztor, Janos |
Desarrollo agropecuario sustentable
1994
Verde, Luis |
Viglizzo, Ernesto |
Ministerio del medio ambiente : retos y opportunidades
1994
Becerra, Manuel Rodríguez |