Hubbard, B., & Ives, W. (1849). Geological map of the district subdivided by Messrs. Hubbard & Ives under contract bearing date Sept. 7th, 1846: [portion of Upper Peninsula of Michigan]. [U.S. government].
Chicago Style (17th ed.) CitationHubbard, Bela, and William Ives. Geological Map of the District Subdivided by Messrs. Hubbard & Ives Under Contract Bearing Date Sept. 7th, 1846: [portion of Upper Peninsula of Michigan]. [Washington, D.C.]: [U.S. government], 1849.
MLA (9th ed.) CitationHubbard, Bela, and William Ives. Geological Map of the District Subdivided by Messrs. Hubbard & Ives Under Contract Bearing Date Sept. 7th, 1846: [portion of Upper Peninsula of Michigan]. [U.S. government], 1849.
Warning: These citations may not always be 100% accurate.