00491 a2200205 4500 ITTG2825 OSt 20250115011646.0 241215s1990 |||||||||||||||||| #d ITTG ITTG spa 515 L35 LANG, SERGE. CALCULO/ S. LANG. ARGENTINA ; MEXICO: ADDISON-WESLEY 1990 XVI, 548 P. 23 CM. 2 1.CALCULO. ddc 1 20090813 14:23:05 2743 2743 0 0 ddc 0 0 1 1 GEN 2009-08-13 0 515 L35 14322 2025-01-15 07:16:46 ej.1 2025-01-15 1 0 0 ddc 0 0 1 1 GEN 2009-08-13 0 515 L35 14323 2025-01-15 07:16:46 ej.2 2025-01-15 1