Imaeda, K. (2007). Japanese in 30 days. Berlitz.
Chicago Style aipamenaImaeda, Kazuko. Japanese in 30 Days. Singapore: Berlitz, 2007.
MLA aipamenaImaeda, Kazuko. Japanese in 30 Days. Berlitz, 2007.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.