Dudeney, H. E. (1958). Amusements in mathematics: Henry Ernest Dudeney. Dover Publications.
シカゴスタイル引用形Dudeney, Henry Ernest. Amusements in Mathematics: Henry Ernest Dudeney. New York: Dover Publications, 1958.
MLA引用形式Dudeney, Henry Ernest. Amusements in Mathematics: Henry Ernest Dudeney. Dover Publications, 1958.
警告: この引用は必ずしも正確ではありません.