APA-referens (7:e uppl.)

North Carolina. State Geologist, North Carolina. Governor (1854-1855 : Winslow), & Emmons, E. (1855). Report of the progress and present state of the geological and agricultural survey of North Carolina. W.W. Holden, printer to the state.

Chicago-referens (17:e uppl.)

North Carolina. State Geologist, North Carolina. Governor (1854-1855 : Winslow), och Ebenezer Emmons. Report of the Progress and Present State of the Geological and Agricultural Survey of North Carolina. Raleigh: W.W. Holden, printer to the state, 1855.

MLA-referens (8:e uppl.)

North Carolina. State Geologist, et al. Report of the Progress and Present State of the Geological and Agricultural Survey of North Carolina. W.W. Holden, printer to the state, 1855.