United States. Office of Experiment Stations. (1912). Working erosion model for schools. GPO.
Chicago Style (17th ed.) CitationUnited States. Office of Experiment Stations. Working Erosion Model for Schools. [Washington]: GPO, 1912.
MLA (8th ed.) CitationUnited States. Office of Experiment Stations. Working Erosion Model for Schools. GPO, 1912.
Warning: These citations may not always be 100% accurate.