APA-viite

Beltrami, E. J. (1999). What is random?: Chance and order in mathematics and life. Copernicus.

Chicago-tyylinen lähdeviittaus

Beltrami, Edward J. What Is Random?: Chance and Order in Mathematics and Life. New York: Copernicus, 1999.

MLA-viite

Beltrami, Edward J. What Is Random?: Chance and Order in Mathematics and Life. Copernicus, 1999.