APA (7th ed.) Citation

United States. Forest Service. (1986). Animal inn: There's life in dead trees. [Forest Service].

Chicago Style (17th ed.) Citation

United States. Forest Service. Animal Inn: There's Life in Dead Trees. [Washington, D.C.?]: [Forest Service], 1986.

MLA (9th ed.) Citation

United States. Forest Service. Animal Inn: There's Life in Dead Trees. [Forest Service], 1986.