2012 - Nicholas St North and the Battle of the Nightmare King [Guardians, Bk 1] (Paperback) ISBN-13: 9780545515511 ISBN-10: 0545515513 Genre: Children's Books ? 2011 - Nicholas St North and the Battle of the Nightmare King [Guardians, Bk 1] (Hardcover) ISBN-13: 9781442430488 ISBN-10: 1442430486 Genre: Children's Books 3 |