Directory of institutions and individuals active in environmentally sound and appropriate technologies/
United Nations Environment Programme.
- 1 st
- Oxford : United Nations Environment Programme, 1979.
- xviii, 152 p. ; 25 cm.
- UNEP reference series ; V.1 .
Includes index.
0080256589
Technology --Directories .
602.5 / UND
Includes index.
0080256589
Technology --Directories .
602.5 / UND