Reykjavik Däg & Athnafu Wasi. (1987). Tarik, 4nyā kefel (Yamukarā [experimental].). Educational Materials Production and Distribution Agency, EMPDA.
Citazione stile Chigago Style (17a edizione)Reykjavik Däg e Athnafu Wasi. Tarik, 4nyā Kefel. Yamukarā [experimental]. Addis Ababa: Educational Materials Production and Distribution Agency, EMPDA, 1987.
Citatione MLA (9a ed.)Reykjavik Däg e Athnafu Wasi. Tarik, 4nyā Kefel. Yamukarā [experimental]. Educational Materials Production and Distribution Agency, EMPDA, 1987.
Attenzione: Queste citazioni potrebbero non essere precise al 100%.