Cita APA (7a ed.)
Kruska, R. L., Reid, R. S., Thornton, P. K., & Perry, B. D. (1997). Spatial data characterization of livestock production systems in Africa.
Cita Chicago Style (17a ed.)
Kruska, Russell L., Robin S. Reid, Philip K. Thornton, y Brian D. Perry. Spatial Data Characterization of Livestock Production Systems in Africa. 1997.
Cita MLA (9a ed.)
Kruska, Russell L., et al. Spatial Data Characterization of Livestock Production Systems in Africa. 1997.
Precaución: Estas citas no son 100% exactas.