Tadesse, M., & Abegaz, B. (1990). A revision of the genus Echiops Compositae, Cardueae in Ethiopia, with notes on phytogeography and chemistry: Proceedings of the 12th Plenary Meeting of aetfat, Symposium 6 ([Sonderdr.].).
Chicago Style (17th ed.) CitationTadesse, Mesfin, and Berhanu Abegaz. A Revision of the Genus Echiops Compositae, Cardueae in Ethiopia, with Notes on Phytogeography and Chemistry: Proceedings of the 12th Plenary Meeting of Aetfat, Symposium 6. [Sonderdr.]. 1990.
MLA (9th ed.) CitationTadesse, Mesfin, and Berhanu Abegaz. A Revision of the Genus Echiops Compositae, Cardueae in Ethiopia, with Notes on Phytogeography and Chemistry: Proceedings of the 12th Plenary Meeting of Aetfat, Symposium 6. [Sonderdr.]. 1990.
Warning: These citations may not always be 100% accurate.