APA (7th ed.) Citation

Porter, P., & Nelhiebel, V. R. (1984). The wonder of Mackinac: A guide to the natural history of Mackinac Island. Mackinac Island State Park Commission.

Chicago Style (17th ed.) Citation

Porter, Phil, and Victor R. Nelhiebel. The Wonder of Mackinac: A Guide to the Natural History of Mackinac Island. [Lansing, Mich.]: Mackinac Island State Park Commission, 1984.

MLA (9th ed.) Citation

Porter, Phil, and Victor R. Nelhiebel. The Wonder of Mackinac: A Guide to the Natural History of Mackinac Island. Mackinac Island State Park Commission, 1984.