Cita APA (7a ed.)
Ashby, J. A., & Herpen, D. v. (1991). Case study: The introduction of a new bean variety in La merced. International Center for Tropical Agriculture.
Cita Chicago Style (17a ed.)
Ashby, Jacqueline A., y D. van Herpen. Case Study: The Introduction of a New Bean Variety in La Merced. International Center for Tropical Agriculture, 1991.
Cita MLA (9a ed.)
Ashby, Jacqueline A., y D. van Herpen. Case Study: The Introduction of a New Bean Variety in La Merced. International Center for Tropical Agriculture, 1991.
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