(1988). An environmental education approach to the training of elementary teachers: A teacher education programme. Unesco, Div. of Science, Techn. and Environmental Education.
Chicago-Zitierstil (17. Ausg.)An Environmental Education Approach to the Training of Elementary Teachers: A Teacher Education Programme. Paris: Unesco, Div. of Science, Techn. and Environmental Education, 1988.
MLA-Zitierstil (9. Ausg.)An Environmental Education Approach to the Training of Elementary Teachers: A Teacher Education Programme. Unesco, Div. of Science, Techn. and Environmental Education, 1988.
Achtung: Diese Zitate sind unter Umständen nicht zu 100% korrekt.