APA (7th ed.) Citation

U.S. Fish and Wildlife Service. (1998). A resource guide: Chesapeake Bay Estuary Program. U.S. Fish and Wildlife Service.

Chicago Style (17th ed.) Citation

U.S. Fish and Wildlife Service. A Resource Guide: Chesapeake Bay Estuary Program. Annapolis, MD: U.S. Fish and Wildlife Service, 1998.

MLA (9th ed.) Citation

U.S. Fish and Wildlife Service. A Resource Guide: Chesapeake Bay Estuary Program. U.S. Fish and Wildlife Service, 1998.