Jurgensen, Ray C. Geometry / Ray C. Jurgensen, Richard G. Brown, and John W. Jurgensen. - Boston : Houghton Mifflin Company, 1990. - xvi, 700 pages : colored illustration ; 24 centimeter. Includes index. ISBN: 0395461464 Subjects--Topical Terms: Geometry. Dewey Class. No.: FOR 516 J87g 1990