Harmut Juergens books & textbook
Fractals for the Classroom: Strategic Activities, Volume 2
Heinz-Otto Peitgen Harmut Juergens Dietmar Saupe Evan Maletsky Terry Perciante Lee Yunker
Springer-Verlag Berlin and Heidelberg GmbH & Co. K /1992T Paperback
isbn-10: 3540975543 / isbn-13: 9783540975540