1.
La Paz; s.n; 1998. 53 p. ilus, graf.
Thesis
in Spanish
| LILACS
| ID: lil-349474
2.
La Paz; s.n; abr. 1997. 118 p. graf. (BO).
Thesis
in Spanish
| LILACS, LIBOCS, LIBOSP
| ID: lil-364120
3.
La Paz; s.n; abr. 1997. 118 p. graf. (BO).
Thesis
in Spanish
| LILACS, LIBOCS, LIBOSP
| ID: lil-388661
4.
La Paz; s.n; oct. 1995. 61 p. ilus, tab.
Thesis
in Spanish
| LILACS
| ID: lil-388664
5.
La Paz; s.n; oct. 1995. 61 p. ilus, tab.
Thesis
in Spanish
| LILACS
| ID: lil-364144