Cita APA (7a ed.)
Cooperation, T. C. f. A. a. R. (1991). 'Take care of your soil'. Technical Centre for Agricultural and Rural Cooperation.
Cita Chicago Style (17a ed.)
Cooperation, Technical Centre for Agricultural and Rural. 'Take Care of Your Soil'. Technical Centre for Agricultural and Rural Cooperation, 1991.
Cita MLA (9a ed.)
Cooperation, Technical Centre for Agricultural and Rural. 'Take Care of Your Soil'. Technical Centre for Agricultural and Rural Cooperation, 1991.
Precaución: Estas citas no son 100% exactas.