APA (7th ed.) Citation

Unesco-UNEP International Environmental Education Programme. (1985). A problem-solving approach to environmental education. Unesco.

Chicago Style (17th ed.) Citation

Unesco-UNEP International Environmental Education Programme. A Problem-solving Approach to Environmental Education. Paris: Unesco, 1985.

MLA (9th ed.) Citation

Unesco-UNEP International Environmental Education Programme. A Problem-solving Approach to Environmental Education. Unesco, 1985.

Warning: These citations may not always be 100% accurate.