Stout, T. G., & Cowan, A. (2007). Japanese katakana for beginners: First steps to mastering the Japanese writing system. Tuttle Publishing.
Παραπομπή σε μορφή Chicago (17η εκδ.)Stout, Timothy G., και Alexis Cowan. Japanese Katakana for Beginners: First Steps to Mastering the Japanese Writing System. North Clarendon, Vermont: Tuttle Publishing, 2007.
Παραπομπή σε μορφή MLA (9th εκδ.)Stout, Timothy G., και Alexis Cowan. Japanese Katakana for Beginners: First Steps to Mastering the Japanese Writing System. Tuttle Publishing, 2007.
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