[Proceedings of the meeting held November 13-20, 1961] under the auspices of Unesco Southeast Asia Science Cooperation Office, Djakarta and Unesco National Commission of the Philippines.
| Корпоративные авторы: | , , |
|---|---|
| Формат: | |
| Язык: | английский |
| Опубликовано: |
[Manila
s.n.
1961]
|
| Предметы: |