Practical aspects of the use by developing countries of educational and scientific works and works of cultural promotion / United Nations Educational, Scientific and Cultural Organization
Practical aspects of the use by developing countries of educational and scientific works and works of cultural promotion / United Nations Educational, Scientific and Cultural Organization
- París : UNESCO, 1979
- 158 p
Monografía
UNESCO
Propiedad Intelectual - Países en Desarrollo
Z551/P73
Monografía
UNESCO
Propiedad Intelectual - Países en Desarrollo
Z551/P73