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Changes of climate : proceedings of the Rome symposium organized by Unesco and the World Meteorological Organization = Les changements de climat; actes du colloque de Rome.
- 551.6 S98912
- Symposium on Changes of Climate With Special Reference to Arid Zones (1961 : Rome)
- UNESCO,
- [1963]
- [Paris] :
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Access to higher education.
- 378 J741 1963
- Joint Unesco-IAU Research Programme in Higher Education.
- UNESCO,
- [1963-65]
- [Paris] :