APA引文

National Council of Teachers of Mathematics., & Peitgen, H. (1991). Fractals for the classroom. New York: Springer-Verlag.

Trích dẫn kiểu Chicago

National Council of Teachers of Mathematics., và Heinz-Otto Peitgen. Fractals for the Classroom. New York: Springer-Verlag, 1991.

MLA引文

National Council of Teachers of Mathematics., và Heinz-Otto Peitgen. Fractals for the Classroom. New York: Springer-Verlag, 1991.

警告：這些引文格式不一定是100％准確.