APA (7th ed.) Citation

U.S. Fish and Wildlife Service & National Wetlands Inventory (U.S.). (1998). A system for mapping riparian areas in the western United States. National Wetlands Inventory, U.S. Fish & Wildlife Service.

Chicago Style (17th ed.) Citation

U.S. Fish and Wildlife Service and National Wetlands Inventory (U.S.). A System for Mapping Riparian Areas in the Western United States. Lakewood, CO (134 Union Blvd., Lakewood 80228): National Wetlands Inventory, U.S. Fish & Wildlife Service, 1998.

MLA (9th ed.) Citation

U.S. Fish and Wildlife Service and National Wetlands Inventory (U.S.). A System for Mapping Riparian Areas in the Western United States. National Wetlands Inventory, U.S. Fish & Wildlife Service, 1998.