Cita APA (7a ed.)
Chemical Society of Ethiopia. (1987). Bulletin of the Chemical Society of Ethiopia. Chemical Society of Ethiopia.
Cita Chicago Style (17a ed.)
Chemical Society of Ethiopia. Bulletin of the Chemical Society of Ethiopia. Addis Ababa: Chemical Society of Ethiopia, 1987.
Cita MLA (9a ed.)
Chemical Society of Ethiopia. Bulletin of the Chemical Society of Ethiopia. Chemical Society of Ethiopia, 1987.
Precaución: Estas citas no son 100% exactas.