Peitgen, H., Saupe, D., Jürgens, H., Perciante, T., Maletsky, E. M., & Yunker, L. Fractals for the Classroom: Strategic Activities Volume One. Springer International Publishing.
Style de citation Chicago (17e éd.)Peitgen, Heinz-Otto, Dietmar Saupe, Hartmut Jürgens, Terry Perciante, Evan M. Maletsky, et Lee Yunker. Fractals for the Classroom: Strategic Activities Volume One. Cham: Springer International Publishing.
Style de citation MLA (8e éd.)Peitgen, Heinz-Otto, et al. Fractals for the Classroom: Strategic Activities Volume One. Springer International Publishing.
警告：這些引文格式不一定是100％准確.