Lang, Serge, 1927- Math!: encounters with high school students/ Serge Lang ; with 103 illustrations. - New York: Springer-Verlag, c1985. - xii, 138 p.: ill.; 24 cm. ISBN: 0387961291 (pbk.) : $20.00 (est.) LCCN: 85013837 //r89 Subjects--Topical Terms: Mathematics. Dewey Class. No.: 510