Cummings, J. A. (1817). An introduction to ancient and modern geography on the plan of Goldsmith and Guy: Comprising rules for projecting maps. With an atlas (Fourth edition.). Published and sold by Cummings and Hilliard.
Chicago Style (17th ed.) CitationCummings, J. A. An Introduction to Ancient and Modern Geography on the Plan of Goldsmith and Guy: Comprising Rules for Projecting Maps. With an Atlas. Fourth edition. Boston: Published and sold by Cummings and Hilliard, 1817.
MLA (9th ed.) CitationCummings, J. A. An Introduction to Ancient and Modern Geography on the Plan of Goldsmith and Guy: Comprising Rules for Projecting Maps. With an Atlas. Fourth edition. Published and sold by Cummings and Hilliard, 1817.
Warning: These citations may not always be 100% accurate.