Peken, Mevlüt. <br/><br/>
Mathematics 9 :  for high school / 
by Mevlüt Peken, İsmail Aydın. 
 - 1st ed. 
 - İstanbul :  Different Publishing,  n.d. 
 - 2 v. : ;  27 cm. 
<br/><br/><br/>English. 
<br/><br/><label>ISBN: </label>9786054004379 v.1 9786054004379 v.2 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Mathematics--Textbooks--Grade 9.