Sommerville, D. M. Y.

An introduction to the geometry of dimensions Sommerville, D. M. Y. 1929 An introduction to the geometry of N dimensions Sommerville, D. M. Y. 1958 Analytical conics Sommerville, D. M. Y. 1956 ANALYTICAL CONICS SOMMERVILLE, D.M.Y 1956 Analytical Conics Sommerville, D. M. Y. 1951 ANALYTICAL GEOMETRY OF THREE DIMENSION SOMMERVILLE, D.M.Y. 1951 ANALYTICAL GEOMETRY OF THREE DIMENSIONS SOMMERVILLE, D.M.Y. 1959 Analytical geometry of three dimensions Sommerville, D.M.Y 1951 Analytical Geometry of Three Dimensions Sommerville, D.M.Y. 1951 Analytical geometry of three dimensions Sommerville, D.M.Y. 1947 Analytical geometry of three dimentions Sommerville, D. M. Y. 1934 Elements of Non-Evelidean geometry Sommerville, D.M.Y 1958 The Elements of non-euclidean geometry Sommerville, D. M. Y. 1958