Environmental data report /
United Nations Environment Programme environmental data report
United Nations Environment Programme.
- Oxford, UK ; New York, NY : Basil Blackwell, 1987-
- 4v. : ill. ; 28 cm.
- Biennial
- 1987-1993-94
- [1991/92-]: Blackwell reference .
- Blackwell reference. .
0631156844 0-631-19043-0
0956-9324 0956-9324
= Environmental data report
= Environ. data rep.