Cita APA (7a ed.)
Chambers, R. (1990). Trees to free the rural poor. Technical Centre for Agricultural and Rural Cooperation.
Cita Chicago Style (17a ed.)
Chambers, Robert. Trees to Free the Rural Poor. Technical Centre for Agricultural and Rural Cooperation, 1990.
Cita MLA (9a ed.)
Chambers, Robert. Trees to Free the Rural Poor. Technical Centre for Agricultural and Rural Cooperation, 1990.
Precaución: Estas citas no son 100% exactas.