Cita APA (7a ed.)
Holden, S., & Shiferaw, B. (2004). Land degradation, drought and food security in a less-favored area in the Ethiopian highlands: A bioeconomic model with market imperfections. Wiley.
Cita Chicago Style (17a ed.)
Holden, Stein, y Bekele Shiferaw. Land Degradation, Drought and Food Security in a Less-favored Area in the Ethiopian Highlands: A Bioeconomic Model with Market Imperfections. Wiley, 2004.
Cita MLA (9a ed.)
Holden, Stein, y Bekele Shiferaw. Land Degradation, Drought and Food Security in a Less-favored Area in the Ethiopian Highlands: A Bioeconomic Model with Market Imperfections. Wiley, 2004.
Precaución: Estas citas no son 100% exactas.