unesco red book of languages in danger of disappearing معنى
- كتاب اليونسكو الأحمر للغات المهددة بالاندثار
كلمات ذات صلة
- unesco medium-term strategy معنى
- unesco meeting of governmental and non-governmental officials responsible for programmes of youth exchanges معنى
- unesco office for the pacific states معنى
- unesco prize for children’s and young people’s literature in the service of tolerance معنى
- unesco prize for peace education معنى
- unesco regional bureau for science and culture in europe معنى
- unesco regional office for science for latin america and the caribbean معنى
- unesco regional seminar on indicators for youth in asia معنى
- unesco science report معنى