1. 1
    Published 1992
    ...United Nations,...
    Conference Proceeding Book
  2. 2
    Published 1990
    ...United Nations Development Programme,...
    Conference Proceeding Book
  3. 3
    Published 2000
    ...The United Nations University Press,...
    Book
  4. 4
    ...United Nations Environment Programme,...
    Connect to electronic resource
    Electronic eBook
  5. 5
    Published 1993
    ...United Nations Dept. of Public Information,...
    Conference Proceeding Book
  6. 6
    Published 2002
    ...Earthscan, for the United Nations Environment Programme,...
    Book
  7. 7
    Published 1999
    ...Earthscan for and on behalf of the United Nations Environment Programme,...
    Book
  8. 8
    Published 2007
    ...United Nations Environment Programme ; Stationery Office [distributor],...
    Connect to electronic version
    Book
  9. 9
    Published 1997
    ...United Nations Environment Programme ; Oxford University Press [distributor],...
    Book