Cita APA (7a ed.)
Roelants du Vivier, F. (1989). Economic factors are most likely to save the environment. Technical Centre for Agricultural and Rural Cooperation.
Cita Chicago Style (17a ed.)
Roelants du Vivier, Francois. Economic Factors Are Most Likely to Save the Environment. Technical Centre for Agricultural and Rural Cooperation, 1989.
Cita MLA (9a ed.)
Roelants du Vivier, Francois. Economic Factors Are Most Likely to Save the Environment. Technical Centre for Agricultural and Rural Cooperation, 1989.
Precaución: Estas citas no son 100% exactas.