An environmental education approach to training of middle level teachers a prototype programme

Bibliografski detalji
Autor kompanije: Unesco. UNEP International Environmental Programme
Daljnji autori: Marcinkowski, Thomas J., Volk, Trudi L., Hungerford, Harold R.
Format: Disertacija
Jezik:English
Izdano: Paris Unesco c1990.
Serija:Environmental education 30
Teme: