Erwin, Phil. <br/><br/>
Çocuklukta ve erişkinlikte arkadaşlık / 
by Phil Erwin. 
 - 1st ed. 
 - İstanbul :  Alfa Yayınları,  2000. 
 - 188 p. : ;  18 cm. 
<br/><br/> This book is in Turkish. 
<br/><br/><label>ISBN: </label>9753163339 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Adolescent psychology.<br/>Child psychology.<br/>Friendship in adolescene.<br/>Friendship in children.