Voigt, Rainer. “Issayas Tesfamariam, ትግርኛ ንዛረብ: Let’s Speak Tigrinya, Elementary Level, A First-Year Textbook, A Multidimensional Approach to the Teaching and Learning of Tigrinya As a Foreign Language”. Aethiopica 23 (July 20, 2020): 308–314. Accessed December 4, 2024. https://journals.sub.uni-hamburg.de/aethiopica/article/view/1638.