Hemmerling, Edwin M. Geometría elemental / Edwing M. Hemmerling - reimp.-1971-1983 - México : Limusa - 198 p. / 23 cm ISBN: 968-18-0651-4 Subjects--Topical Terms: 1. GEOMETRIA ANALITICA LC Class. No.: QA455 H417 Dewey Class. No.: 516 H764g