National Geographic Society (U.S.). Cartographic Division, Shupe, J. F., Berry, C. W., Bonner, J. A., & Tanner, H. S. (1994). Boston to Washington, circa 1830. The Society.
Chicago Style (17th ed.) CitationNational Geographic Society (U.S.). Cartographic Division, John F. Shupe, Charles W. Berry, John A. Bonner, and Henry Schenck Tanner. Boston to Washington, Circa 1830. Washington, D.C.: The Society, 1994.
MLA (9th ed.) CitationNational Geographic Society (U.S.). Cartographic Division, et al. Boston to Washington, Circa 1830. The Society, 1994.
Warning: These citations may not always be 100% accurate.