ISBN 4810314219 books & textbook
Hoikusharon : kyōsei eno manazashi
Yoshihiko Enosawa; Nobuko Kamigaichi; Junko Hamaguchi; Yasuko Yahagi; Yōko Yamada; Mahiro Suzuki;
Tōkyō : Dōbunshoin, 2014. /2014-04-01 Paperback
isbn-10: 4810314219 / isbn-13: 9784810314212
