Cita APA (7a ed.)
Programme, N. B. (1990). Southern African bean improvement nursery. National Bean Programme.
Cita Chicago Style (17a ed.)
Programme, National Bean. Southern African Bean Improvement Nursery. National Bean Programme, 1990.
Cita MLA (9a ed.)
Programme, National Bean. Southern African Bean Improvement Nursery. National Bean Programme, 1990.
Precaución: Estas citas no son 100% exactas.