Cita APA (7a ed.)
Francis, C. A., Prager Mosquera, M., Flor Montoya, C. A., & Hudgens, R. E. (1977). Experimental associated cropping of beans and maize in Colombia.
Cita Chicago Style (17a ed.)
Francis, Charles Andrew, Martín Prager Mosquera, Carlos A. Flor Montoya, y Robert Earl Hudgens. Experimental Associated Cropping of Beans and Maize in Colombia. 1977.
Cita MLA (9a ed.)
Francis, Charles Andrew, et al. Experimental Associated Cropping of Beans and Maize in Colombia. 1977.
Precaución: Estas citas no son 100% exactas.