Refine Your Search
Book List
2
-
Earth matters : environmental challenges for the 1980s / Mostafa Kamal Tolba ; sel. and ed. by Robert Lamb and Patrick Allen.
- United Nations Environment Programme,
- 1983.
- Nairobi :
-
Managing the environment : an analytical examination of problems and procedures / ed. by Yusuf J. Ahmad.
- United Nations Environment Programme,
- 1983.
- Nairobi :