ISBN 4561245464 books & textbook
Rīdāshippu kaihatsu handobukku
Cynthia D McCauley; Russ S Moxley; Ellen Van Velsor; Toshihiro Kanai; Nobuaki Shimamura; Rikurūto
Tōkyō : Hakutōshobō, 2011. /2011-03-01 Tankobon Hardcover
isbn-10: 4561245464 / isbn-13: 9784561245469