Cita APA (7a ed.)
Doll, J., Pinstrup-Andersen, P., & Díaz, R. (1977). An agro-economic survey of the weeds and weeding practices in cassava (Manihot esculenta Crantz) in Colombia. Wiley.
Cita Chicago Style (17a ed.)
Doll, J., Per Pinstrup-Andersen, y R.O Díaz. An Agro-economic Survey of the Weeds and Weeding Practices in Cassava (Manihot Esculenta Crantz) in Colombia. Wiley, 1977.
Cita MLA (9a ed.)
Doll, J., et al. An Agro-economic Survey of the Weeds and Weeding Practices in Cassava (Manihot Esculenta Crantz) in Colombia. Wiley, 1977.
Precaución: Estas citas no son 100% exactas.