1.
Quito; Abya-Yala; 1997. 183 p.
Monography
in Spanish
| LILACS
| ID: lil-357602
2.
Quito; Centro de Educación Popular; 1997. 436 p. tab, graf.(Ecologismo Ecuatorial, 1).
Monography
in Spanish
| LILACS
| ID: lil-354927
3.
Quito; Centro de Educación Popular; 1997. 238 p. (Ecologismo Ecuatorial, 2).
Monography
in Spanish
| LILACS
| ID: lil-354928
Subject(s)
Air Pollution , Ecology , Garbage , Industrial Pollutants , Industrial Pollution , Ecuador
4.
Quito; CONADE; mayo 1992. 142 p.
Monography
in Spanish
| LILACS
| ID: lil-303255