Eiichiro, U. (1985). Nitobe inazo: The twilight years. Japan: Kyo Bun Kwan.
シカゴスタイル引用形Eiichiro, Uchkawa. Nitobe Inazo: The Twilight Years. Japan: Kyo Bun Kwan, 1985.
MLA引用形式Eiichiro, Uchkawa. Nitobe Inazo: The Twilight Years. Japan: Kyo Bun Kwan, 1985.
警告: この引用は必ずしも正確ではありません.