Summary records=Comptes rendus analytiques=Actas resumidas ...
Summary records=Comptes rendus analytiques=Actas resumidas ...
- 340 'páginas
"108th session 19 september-19 october 1979"
Unesco
AS4.U82 / R4 1979
"108th session 19 september-19 october 1979"
Unesco
AS4.U82 / R4 1979