Cita APA (7a ed.)
Chirwa, R. (2010). Bean seed systems and delivery. International Center for Tropical Agriculture.
Cita Chicago Style (17a ed.)
Chirwa, Rowland. Bean Seed Systems and Delivery. International Center for Tropical Agriculture, 2010.
Cita MLA (9a ed.)
Chirwa, Rowland. Bean Seed Systems and Delivery. International Center for Tropical Agriculture, 2010.
Precaución: Estas citas no son 100% exactas.