00303 a2200109 4500020001500000082001300015100002000028245005300048260003900101300002100140650003200161 a0002060124 a425bECK aEckersley, C.E. aEssential English for foreign studentsbbook two aLondonbOrient Longmanc1968g1997 avi, 247p.c19cm. aGrammar of standard English