Cita APA (7a ed.)

Van Brummelen, G. (2013). Heavenly Mathematics: The Forgotten Art of Spherical Trigonometry. Princeton University Press.

Cita Chicago Style (17a ed.)

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

Cita MLA (8a ed.)

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