Cita APA (7a ed.)
Gebreselassie, N., Desta, S., & Ehui, S. K. (1998). A review of the economic contribution of pastoral production systems to the national economies in sub-Saharan Africa. International Livestock Research Institute.
Cita Chicago Style (17a ed.)
Gebreselassie, N., S. Desta, y Simeon K. Ehui. A Review of the Economic Contribution of Pastoral Production Systems to the National Economies in Sub-Saharan Africa. International Livestock Research Institute, 1998.
Cita MLA (9a ed.)
Gebreselassie, N., et al. A Review of the Economic Contribution of Pastoral Production Systems to the National Economies in Sub-Saharan Africa. International Livestock Research Institute, 1998.
Precaución: Estas citas no son 100% exactas.