00428cam a2200169ua 45000010005000000080039000050200018000440400009000620410008000710820008000791000024000872450076001112500009001872600032001963000010002286530020002389163150223n        ii  |||gr||||Z||||||eng  a9788131733394  cMAIN  aeng  a425  aBiber, D.,eAuthor.1 aLongman student grammar of spoken and written englishcBy Douglas Biber  a1st.  aNew Delhi:bPearson,c2010.  a478p.  aEnglish grammar