The UNESCO-UNEP International environmental education programme (IEE P) : a global enterprise
The UNESCO-UNEP International environmental education programme (IEE P) : a global enterprise
- Paris : UNESCO Publication, 1992
- not paginated. : ill., col., maps ; 24 cm.
Environmental education
UNESCO-UNEP (02) 1992/1
Environmental education
UNESCO-UNEP (02) 1992/1