RIDDLE, DOUGLAS F. GEOMETRIA ANALITICA/ D.F. RIDDLEY. -- [6A. ED.]. - MEXICO: THOMSON \\\\ - XIX, 460 P. 24 CM. INCLUYE INDICE. ISBN: 968-7529-09-1 Subjects--Topical Terms: 1.GEOMETRIA ANALITICA. Dewey Class. No.: 516.3 R53