ISBN 9784830622328 books & textbook
Kōjōsengan
Atsuhiko Sakamoto; Mitsuyoshi Hirokawa; Shuyō byōri kanbetsu shindan atorasu kankō iinkai.
Tōkyō : Bunkōdō, 2011. /2011-05-01 Tankobon Hardcover
isbn-10: 4830622326 / isbn-13: 9784830622328
