APA (7th ed.) Citation

Wilke, R. J. (1980). Strategies for the training of teachers in environmental education: A discussion guide for UNESCO. UNESCO.

Chicago Style (17th ed.) Citation

Wilke, Richard J. Strategies for the Training of Teachers in Environmental Education: A Discussion Guide for UNESCO. [Paris]: UNESCO, 1980.

MLA (9th ed.) Citation

Wilke, Richard J. Strategies for the Training of Teachers in Environmental Education: A Discussion Guide for UNESCO. UNESCO, 1980.