Tuller, Annita, 1910- A modern introduction to geometries. - Princeton: N. J. Van Nostrand , [1967] - xiii,201 p. : illus. ; 24 cm. - The University series in undergraduate mathematics . Includes bibliographical references ( p.189-190.) Subjects--Topical Terms: Geometry, Modern.--------Geometry, Non-Euclidean.-------- Dewey Class. No.: 513