Horn, M. (2016). Rancher, farmer, fisherman: Conservation heroes of the American heartland (First edition.). W.W. Norton & Company, Inc..
Cita Chicago Style (17a ed.)Horn, Miriam. Rancher, Farmer, Fisherman: Conservation Heroes of the American Heartland. First edition. New York: W.W. Norton & Company, Inc., 2016.
Cita MLA (8a ed.)Horn, Miriam. Rancher, Farmer, Fisherman: Conservation Heroes of the American Heartland. First edition. W.W. Norton & Company, Inc., 2016.
Precaución: Estas citas no son 100% exactas.