1.
Cochabamba; s.n; jun. 1972. 32 p. ilus.
Thesis
in Spanish
|
LILACS-Express
| LIBOCS, LILACS, LIBOSP
| ID: biblio-1314853
2.
Cochabamba; s.n; jun. 1972. 32 p. ilus.
Thesis
in Spanish
|
LILACS-Express
| LIBOCS, LILACS, LIBOE
| ID: biblio-1295618