Ethiopian Flora Project., Edwards, S., & Hedberg, I. (1989). Flora of Ethiopia and Eritrea. Addis Ababa, Ethiopia : Uppsala, Sweden: National Herbarium, Biology Dept., Science Faculty, Addis Ababa University ; Uppsala University, Dept. of Systematic Botany.
استشهاد بنمط شيكاغوEthiopian Flora Project., Sue Edwards, و Inga Hedberg. Flora of Ethiopia and Eritrea. Addis Ababa, Ethiopia : Uppsala, Sweden: National Herbarium, Biology Dept., Science Faculty, Addis Ababa University ; Uppsala University, Dept. of Systematic Botany, 1989.
MLA استشهادEthiopian Flora Project., Sue Edwards, و Inga Hedberg. Flora of Ethiopia and Eritrea. Addis Ababa, Ethiopia : Uppsala, Sweden: National Herbarium, Biology Dept., Science Faculty, Addis Ababa University ; Uppsala University, Dept. of Systematic Botany, 1989.