pub. 2013. Tatsuo Ito books & textbook
Koredake suotto bunseki : Ippo saki o iku rida no kodo o kasoku suru furemuwaku.
Subarusharinkeji : Subarusha. /2013-05-01 Tankobon Hardcover
isbn-10: 4799102559 / isbn-13: 9784799102558
Subarusharinkeji : Subarusha. /2013-05-01 Tankobon Hardcover
isbn-10: 4799102559 / isbn-13: 9784799102558