APA-referens

Ash, A., & Ash, A. G. (2006). Fearless symmetry: Exposing the hidden patterns of numbers. Princeton University Press.

Chicago-stil citat

Ash, Avner, och Avner; Gross Ash. Fearless Symmetry: Exposing the Hidden Patterns of Numbers. Princeton: Princeton University Press, 2006.

MLA-referens

Ash, Avner, och Avner; Gross Ash. Fearless Symmetry: Exposing the Hidden Patterns of Numbers. Princeton University Press, 2006.