Water, the world's common heritage : proceedings of the first world water symposium 1997 Ait-Kadi, Mohamed | Shady, Aly | Szollosi-Nagy, Andras |
Dictionnaire encyclopédique des sciences de l'eau : biogéochimie et écologie des eaux continentales et littorales 1998 Ramade, François |
Our shared environment, the conference : proceedings of the first Israeli, Palestinian and international conference on the environmental challenges facing Israel, the West Bank and Gaza, Tantur Ecumenical Institute, Jerusalem, December 11-13 1994 Twite, Robin | Menczel, Robin |
Agonia de la naturaleza : ensayos sobre el costo ambiental del desarrollo panameno 1985 Heckadon Moreno, Stanley | Espinosa Gonzalez, Jaime |