The Flaw in Japanese Management (Research for Business Decisions) by HaruoTakagi Hardcover, 109 Pages, Published 1985 by Umi Research Pr ISBN-13: 978-0-8357-1718-2, ISBN: 0-8357-1718-6
SIS, keiei kakushin o sasaeru jōhō gijutsu =(1st Edition) SIS, strategic information system (Japanese Edition) by HaruoTakagi Hardcover, 290 Pages, Published 1990 by Nihon Keizai Shinbunsha ISBN-13: 978-4-532-08929-0, ISBN: 4-532-08929-8