APA (7th ed.) Citation

Van Brummelen, G. (2013). Heavenly mathematics: The forgotten art of spherical trigonometry. Princeton Univ. Press.

Chicago Style (17th ed.) Citation

Van Brummelen, Glen. Heavenly Mathematics: The Forgotten Art of Spherical Trigonometry. Princeton, N.J: Princeton Univ. Press, 2013.

MLA (9th ed.) Citation

Van Brummelen, Glen. Heavenly Mathematics: The Forgotten Art of Spherical Trigonometry. Princeton Univ. Press, 2013.

Warning: These citations may not always be 100% accurate.