長浜正彦

nagaha/nagahama masahiko

title	ISBN-13 (ISBN-10)	year of publication
It's My Challenge	978-4-88412-230-0 (4-88412-230-5)	2000
Tomorrow	978-4-88412-323-9 (4-88412-323-9)	2009
Try Another Challenge	978-4-88412-270-6 (4-88412-270-4)	2004