Van Brummelen, G. (2013). Heavenly mathematics: The forgotten art of spherical trigonometry. Princeton University Press.
Chicagoスタイル(17版)引用形式Van Brummelen, Glen. Heavenly Mathematics: The Forgotten Art of Spherical Trigonometry. Princeton: Princeton University Press, 2013.
MLA(9版)引用形式Van Brummelen, Glen. Heavenly Mathematics: The Forgotten Art of Spherical Trigonometry. Princeton University Press, 2013.
警告: この引用は必ずしも正確ではありません.