ISBN 9781481498357 books & textbook
The Sea of Trolls Trilogy (Boxed Set): The Sea of Trolls; The Land of the Silver Apples; The Islands of the Blessed
Atheneum Books for Young Readers /2016-11-15 Paperback / 1504 Pages
isbn-10: 1481498355 / isbn-13: 9781481498357
