Ayinekulu Yayeh. <br/><br/>
Medble Tarik :  Ke Meskerem - Pagume. / 

 - 4th ed. 
 - Addis Ababa :  Ayinekulu Yayeh,  2012. 
 - 552 p. 
<br/><br/><label>ISBN: </label>Pbk. :  200.00 birr 
<br/><br/><label>Dewey Class. No.: </label>ETH 270.092 Ayi 2012