Tryon, Charles W. Elementary geometry for college / Charles W. Tryon. - 1a ed. - New Yokk : Harcourt, Brace & Wold, 1969 - xiv, 290 p. : il. ; 24 cm. Incluye apéndice e índice Subjects--Topical Terms: Geometría LC Class. No.: QA445 / T79 1969