Learning Japanese hiragana and katakana : workbook and practice sheets / Takagaki & Henshall. - Tokyo ; Rutland : Charles E. Tuttle Publ., c.1990. - 144 p. : ill. ; 28 cm.см.. - (Tuttle). - ISBN 978-0-8048-3815-3; ISBN 0-8048-3815-1[MFN: 45997]
Kodansha`s katakana workbook : a step-by-step approach to basic Japanese writing / Anne Matsumoto Stewart. - Tokyo ; New York ; London : Kodansha International, 2008. - 96 p. : ill. ; 27 cm.см.. - ISBN 978-4-7700-3082-5[MFN: 45998]