Cita APA (7a ed.)
Anderson, F., Gryseels, G., & Durkin, J. (1987). Factors affecting smallholder grain production in the Ethiopian highlands. OAU/STRC.
Cita Chicago Style (17a ed.)
Anderson, F.M, Guido Gryseels, y J.W Durkin. Factors Affecting Smallholder Grain Production in the Ethiopian Highlands. OAU/STRC, 1987.
Cita MLA (9a ed.)
Anderson, F.M, et al. Factors Affecting Smallholder Grain Production in the Ethiopian Highlands. OAU/STRC, 1987.
Precaución: Estas citas no son 100% exactas.