APA aipamena

López, E., Cumpián, J., Becerra, E. N., Villar, B., Ugalde, F. J., & Acosta, J. A. (2006). Adaptation and yield of Negro Medellín bean in the southeast of Mexico.

Chicago Style aipamena

López, Ernesto, Javier Cumpián, Enrique N. Becerra, Bernardo Villar, Francisco J. Ugalde, y Jorge A. Acosta. Adaptation and Yield of Negro Medellín Bean in the Southeast of Mexico. 2006.

MLA aipamena

López, Ernesto, et al. Adaptation and Yield of Negro Medellín Bean in the Southeast of Mexico. 2006.