Cita APA (7a ed.)
Ikerd, J. E. (2008). Crisis and opportunity: Sustainability in American agriculture. University of Nebraska Press.
Cita Chicago Style (17a ed.)
Ikerd, John E. Crisis and Opportunity: Sustainability in American Agriculture. Lincoln: University of Nebraska Press, 2008.
Cita MLA (9a ed.)
Ikerd, John E. Crisis and Opportunity: Sustainability in American Agriculture. University of Nebraska Press, 2008.
Precaución: Estas citas no son 100% exactas.