Ercan, Zafer.  <br/><br/>
Kelebek etkisi/ 
Zafer Ercan. 
 - İstanbul :   Nemesis Kitap,   2010. 
 - 274 p. ;   23 cm. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Narcotics and youth
<br/><br/><label>LC Class. No.: </label>HV5824.Y68