ISBN 9784469267198 books & textbook
Yakyū katsu tameno senjutsu senryaku
Jack Stallings; Bob Bennett; Yūichi Hirano; Amerika Yakyū Shidōsha Kyōkai.
Tōkyō : Taishūkanshoten, 2011. /2011-09-01 Tankobon Hardcover
isbn-10: 4469267198 / isbn-13: 9784469267198