Cita APA (7a ed.)
David, S., & Oliver, B. (2002). Business skills for small-scale seed producers. International Center for Tropical Agriculture.
Cita Chicago Style (17a ed.)
David, S., y B. Oliver. Business Skills for Small-scale Seed Producers. International Center for Tropical Agriculture, 2002.
Cita MLA (9a ed.)
David, S., y B. Oliver. Business Skills for Small-scale Seed Producers. International Center for Tropical Agriculture, 2002.
Precaución: Estas citas no son 100% exactas.