Statistical yearbook = Annuaire statistique = Anuario estadistico : 1981.
- Paris : UNESCO, c 1981.
- Various pages : ill. ; 28 cm.
314 314
English, French & Spanish.
92-3-001965-8
Statistical yearbook--Unesco.
310.58 / S29
314 314
English, French & Spanish.
92-3-001965-8
Statistical yearbook--Unesco.
310.58 / S29