TY  - BOOK
T1  - United nations educational, scientific and cultural organization
LA  - Spanish
PP  - Paris
PB  - [S.n.]
YR  - 1975
UL  - http://vufind10-pruebas.sigbunlp.bibliotecas.unlp.edu.ar/Record/dun.29607
OP  - 82
KW  - Bibliografías
KW  - Cultura
ER  -