TY - BOOK AU - Treybal,Robert Ewald TI - Mass-transfer operations T2 - McGraw-Hill chemical engineering series AV - TP156.T73 T31968 PY - 1968/// CY - New York PB - McGraw-Hill KW - IngenierĂ­a quĂ­mica N1 - "International Student Edition"-- Portada ER -