United States. Environmental Protection Agency. Great Lakes National Program Office. (1990). Great minds? Great Lakes!: Don't miss the boat with environmental education. U.S. Environmental Protection Agency, Great Lakes National Program Office.
Chicago Style (17th ed.) CitationUnited States. Environmental Protection Agency. Great Lakes National Program Office. Great Minds? Great Lakes!: Don't Miss the Boat with Environmental Education. Chicago, Ill.: U.S. Environmental Protection Agency, Great Lakes National Program Office, 1990.
MLA (9th ed.) CitationUnited States. Environmental Protection Agency. Great Lakes National Program Office. Great Minds? Great Lakes!: Don't Miss the Boat with Environmental Education. U.S. Environmental Protection Agency, Great Lakes National Program Office, 1990.