Barlow, C. W. C. (1892). Mathematical astronomy. University correspondence college.
シカゴスタイル引用形Barlow, Crossley William Crosby. Mathematical Astronomy. London: University correspondence college, 1892.
MLA引用形式Barlow, Crossley William Crosby. Mathematical Astronomy. University correspondence college, 1892.
警告: この引用は必ずしも正確ではありません.