Cita APA (7a ed.)
Herpen, D. v. (1991). Instructor`s notes for the case study `Introduction of a new bean variety in La Merced`. International Center for Tropical Agriculture.
Cita Chicago Style (17a ed.)
Herpen, D. van. Instructor`s Notes for the Case Study `Introduction of a New Bean Variety in La Merced`. International Center for Tropical Agriculture, 1991.
Cita MLA (9a ed.)
Herpen, D. van. Instructor`s Notes for the Case Study `Introduction of a New Bean Variety in La Merced`. International Center for Tropical Agriculture, 1991.
Precaución: Estas citas no son 100% exactas.