Green, John, 1977- Turtles all the way down / John Green. - London : Penguin Random House, 2017 - 286 s. ; ciltli, 22 cm. ISBN: 9780241335437 Subjects--Topical Terms: American literature-fictionYouth fictionsObsessive-compulsive disorderFriendship Dewey Class. No.: 828.3 / GREt 2017