Sean Covey <br/><br/>
The 7 Habits of Highly Effective Teenagers  

 - UK   Simon & Schuster   2014 
 - 269p. 
<br/><br/><label>ISBN: </label>9781471136870 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Philosophy and psychology, Personal improvement
<br/><br/><label>Dewey Class. No.: </label>158.1  / COV- 7