Green, John <br/><br/>
Turtles all the way down / 
John Green 
 - London :  Penguin Books,  2017 
 - 286 p.  23 cm 
<br/><br/><label>ISBN: </label>978-0-241-33543-7 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Teenage girls--Fiction<br/>Obsessive--Fiction--compulsive disorder<br/>Anxiety disorders--Fiction