Mappings of the plane : with applications to trigonometry and complex numbers - Chrestenson, H. E. 4 0 16; 5 (San Francisco : W. H. Freeman, 1966)
Includes bibliographies.
Keywords: 2 -- 0; 6; Plane. -- Trigonometrical functions.;Geometry, Analytic;Numbers, Complex. -- 20; 20; 2