Cita APA (7a ed.)
Lemenih, M., & Kassa, H. (2011). Gums and resins of Ethiopia. Center for International Forestry Research.
Cita Chicago Style (17a ed.)
Lemenih, Mulugeta, y H. Kassa. Gums and Resins of Ethiopia. Center for International Forestry Research, 2011.
Cita MLA (9a ed.)
Lemenih, Mulugeta, y H. Kassa. Gums and Resins of Ethiopia. Center for International Forestry Research, 2011.
Precaución: Estas citas no son 100% exactas.