ISBN 4817140151 books & textbook
Shokuba no komyunikēshon tsūru paspas : 5gen shugi o bēsu ni shita
Tomozō Kobata; Yūko Tomizawa; Ken'ichi Nakayama
Tōkyō : Nikkagiren Shuppansha, 2004. /2004-06-01 Tankobon Hardcover
isbn-10: 4817140151 / isbn-13: 9784817140159
