SAWYER, CLAIR N. creator MCCARTY, PERRY L. PARKIN, GENE F. NEW YORK ; MEXICO MCGRAW-HILL \\\\ 4 spa PAG. VARIA 27 CM. C.N. SAWYER, P.L. MCCARTY, G.F. PARKIN 1 1.QUIMICA AMBIENTAL - PROBLEMAS, EJERCICIOS, ETC 628.0154078 S29 0-07-054979-6 ITTG 241215 20250115011909.0 ITTG7884