Dixon, Franklin W. X-plosion / Franklin W. Dixon. - New York Aladdin 2009 - 150 p. - Hardy boys (all new) undercover brothers ; 29 . Ages 8-12. ISBN: 9781416978701 (pbk.) LCCN: 2009925977 Subjects--Topical Terms: Young LearnersChildren Fiction Stories Dewey Class. No.: Fiction DIX-F