APA-referens

National Council of Teachers of Mathematics., & Peitgen, H. (1999). Fractals for the classroom: Strategic activities. New York: Springer.

Chicago-stil citat

National Council of Teachers of Mathematics., och Heinz-Otto Peitgen. Fractals for the Classroom: Strategic Activities. New York: Springer, 1999.

MLA-referens

National Council of Teachers of Mathematics., och Heinz-Otto Peitgen. Fractals for the Classroom: Strategic Activities. New York: Springer, 1999.

Varning: dessa hänvisningar är inte alltid fullständigt riktiga.