Emmons, E. (1860). Geological and agricultural survey: To his Excellency, John W. Ellis, Governor of North-Carolina. John Spelman, Printer to the State.
Chicago-viite (17. p.)Emmons, Ebenezer. Geological and Agricultural Survey: To His Excellency, John W. Ellis, Governor of North-Carolina. [Raleigh, N.C.]: John Spelman, Printer to the State, 1860.
MLA-viite (8. p.)Emmons, Ebenezer. Geological and Agricultural Survey: To His Excellency, John W. Ellis, Governor of North-Carolina. John Spelman, Printer to the State, 1860.
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