ISBN 9784818817616 books & textbook
Higashiajia no keizai hatten to kankyō
Hiroaki Kobayashi; Yoshihiro Okamoto; Wakō Daigaku Sōgō Bunka Kenkyūjo.
Tōkyō : Nihon Keizai Hyōronsha, 2005. /2005-03-01 Tankobon Hardcover
isbn-10: 4818817619 / isbn-13: 9784818817616