United States. Department of Agriculture. Office of the Secretary & Chapman, H. H. (1914). Norway pines in Lake States. U.S. GPO.
Chicago Style (17th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary and Herman Haupt Chapman. Norway Pines in Lake States. Washington: U.S. GPO, 1914.
MLA (9th ed.) CitationUnited States. Department of Agriculture. Office of the Secretary and Herman Haupt Chapman. Norway Pines in Lake States. U.S. GPO, 1914.
Warning: These citations may not always be 100% accurate.