APA (7th ed.) Citation

Carey, A., & Carey, S. (1989). Yellowstone's red summer. Northland Pub..

Chicago Style (17th ed.) Citation

Carey, Alan, and Sandy Carey. Yellowstone's Red Summer. Flagstaff, AZ: Northland Pub., 1989.

MLA (9th ed.) Citation

Carey, Alan, and Sandy Carey. Yellowstone's Red Summer. Northland Pub., 1989.