APA (7th ed.) Citation

Environmental Education Project (Portland, Or.). (1978). Clearing. Environmental Education Project.

Chicago Style (17th ed.) Citation

Environmental Education Project (Portland, Or.). Clearing. Portland, Or.: Environmental Education Project, 1978.

MLA (9th ed.) Citation

Environmental Education Project (Portland, Or.). Clearing. Environmental Education Project, 1978.

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