Cita APA (7a ed.)

Bagnall, N. (1996). On Shaky Ground: The New Madrid Earthquakes of 1811-1812. University of Missouri Press.

Cita Chicago Style (17a ed.)

Bagnall, Norma. On Shaky Ground: The New Madrid Earthquakes of 1811-1812. Columbia: University of Missouri Press, 1996.

Cita MLA (8a ed.)

Bagnall, Norma. On Shaky Ground: The New Madrid Earthquakes of 1811-1812. University of Missouri Press, 1996.