Penggayaan APA

Stillwell, John.. (2005). The Four Pillars of Geometry (1st ed. 2005.). New York: Springer.

Chicago Style

Stillwell, John.. The Four Pillars of Geometry. 1st ed. 2005. New York: Springer, 2005. E Book.

MLA Style

Stillwell, John.. The Four Pillars of Geometry. 1st ed. 2005. New York: Springer, 2005. E Book.

Turabian Style

Stillwell, John.. The Four Pillars of Geometry. 1st ed. 2005. New York: Springer, 2005. E Book.