Environmental education : selected activities of UNESCO-UNEPN international environmental education programme 1975-1990

Environmental education : selected activities of UNESCO-UNEPN international environmental education programme 1975-1990 - 1st ed. - Paris : UNESCO, 1990. - (5), 99 p. ; 29.6 cm.

Environment Management

1994-05-16


Environment education
Unesco
UNEP

574.507