(1977). Environmental education: Key issues of the future : proceedings of the conference held at the College of Technology, Farnborough, England. Pergamon Press.
Chicago-Zitierstil (17. Ausg.)Environmental Education: Key Issues of the Future : Proceedings of the Conference Held at the College of Technology, Farnborough, England. Oxford: Pergamon Press, 1977.
MLA-Zitierstil (9. Ausg.)Environmental Education: Key Issues of the Future : Proceedings of the Conference Held at the College of Technology, Farnborough, England. Pergamon Press, 1977.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.