Jeffers, Oliver. Lost and found / Oliver Jeffers. - London : HarperCollins Children's Books, 2015, c2005. - 1 v. (unpaged) : col. ill. ; 28 cm. ISBN: 9780007150366 (pbk.) Subjects--Topical Terms: Friendship--Fiction.Loneliness--Fiction.Penguins--Fiction. Dewey Class. No.: 823.92