Cita APA (7a ed.)
Tangka, F., Emerson, R., & Jabbar, M. (2003). Food security effects of intensified dairying in the Ethiopian highlands. American Agricultural Economics Association.
Cita Chicago Style (17a ed.)
Tangka, F.K.L, R. Emerson, y M.A Jabbar. Food Security Effects of Intensified Dairying in the Ethiopian Highlands. American Agricultural Economics Association, 2003.
Cita MLA (9a ed.)
Tangka, F.K.L, et al. Food Security Effects of Intensified Dairying in the Ethiopian Highlands. American Agricultural Economics Association, 2003.
Precaución: Estas citas no son 100% exactas.