A course in modern geometries / Judith N. Cederberg. Cederberg, Judith N. Geometry. QA445 .C36 1995 516 CEC Includes bibliographical references (p. 216-221) and index. New York : Springer, 1995. 1995. 1995 Text xii, 232 p. : http://www.loc.gov/catdir/enhancements/fy0815/95232541-d.html eng Undergraduate texts in mathematics