ISBN 9784789845502 books & textbook
Kumikomi shisutemu gairon
Nozomu Togawa; Hiroaki Takada; Masato Edahiro; Atsushi Sawada; Jōhō Shori Gakkai.
Tōkyō : CQ Shuppan, 2008. /2008-03-01 Tankobon Hardcover
isbn-10: 4789845508 / isbn-13: 9784789845502
