Laubach, S. A. (2014). Living a Land Ethic: A History of Cooperative Conservation on the Leopold Memorial Reserve. The University of Wisconsin Press.
Cita Chicago Style (17a ed.)Laubach, Stephen A. Living a Land Ethic: A History of Cooperative Conservation on the Leopold Memorial Reserve. Madison, Wisconsin: The University of Wisconsin Press, 2014.
Cita MLA (8a ed.)Laubach, Stephen A. Living a Land Ethic: A History of Cooperative Conservation on the Leopold Memorial Reserve. The University of Wisconsin Press, 2014.
Precaución: Estas citas no son 100% exactas.