How does one cut a triangle?
Alexander Soifer ; with 80 illustrations and introductions by Philip L. Engel, Paul Erdös, Branko Grünbaum and Cecil Rousseau.
1st ed.
Colorado Springs : Center for Excellence in Mathematical Education, 1990.
xiii, 138 págs. : ilustraciones ; 22 cm.
ISBN: 0940263017
Incluye referencias bibliográficas (p. [135]-138) e índice.
Reseña: MathSciNet, 91f:51002