Environmental education : selected activities of Unesco-UNEP International Environmental Education Programme 1975-1990
1990
Полное описание
Условное обозначение***
ЗаглавиеEnvironmental education : selected activities of Unesco-UNEP International Environmental Education Programme 1975-1990
Шифр
UNEP(02)/E24
Дата[Nairobi] : UNEP-Unesco, 1990
Описание
99 p.
Примечания
At head of title: Unesco-UNEP International Environmental Education Programme (IEEP)