Spanagel, D. I. (2014). DeWitt Clinton and Amos Eaton: Geology and Power in Early New York. The Johns Hopkins University Press.
Cita Chicago Style (17a ed.)Spanagel, David I. DeWitt Clinton and Amos Eaton: Geology and Power in Early New York. Baltimore: The Johns Hopkins University Press, 2014.
Cita MLA (8a ed.)Spanagel, David I. DeWitt Clinton and Amos Eaton: Geology and Power in Early New York. The Johns Hopkins University Press, 2014.
Precaución: Estas citas no son 100% exactas.