Children,youth and development/ 
Ansell N. 
 - 1st ed. 
 - London:  RoutledgeTaylor & Francis Group,  2005. 
 - 286 p.p 
<br/><br/><label>ISBN: </label>9780415287685 
<br/><br/><label>Dewey Class. No.: </label>303.44  / ANS/C