Cita APA (7a ed.)
Keller-Grein, G., Maass, B. L., & Hanson, J. (1996). Natural variation in Brachiaria and existing germplasm collections. International Center for Tropical Agriculture.
Cita Chicago Style (17a ed.)
Keller-Grein, Gerhard, Brigitte L. Maass, y Jean Hanson. Natural Variation in Brachiaria and Existing Germplasm Collections. International Center for Tropical Agriculture, 1996.
Cita MLA (9a ed.)
Keller-Grein, Gerhard, et al. Natural Variation in Brachiaria and Existing Germplasm Collections. International Center for Tropical Agriculture, 1996.
Precaución: Estas citas no son 100% exactas.