Elementary geometry /
Gustafson, R. David(Roy David),1936-
Frisk, Peter D.,1942-
Gustafson, R. David(Roy David),1936-Elementary plane geometry.
New York ; Chichester : J. Wiley,
c1991.
Rev. ed. of: Elementary plane geometry. 2nd. ed. c1985.
Includes index.
Geometry, Plane.