Swan, Michael, <br/><br/>
Oxford English grammar course.  a grammar practice book for elementary to pre-intermediate students of English : with answers /  [book] 
Michael Swan & Catherine Walter 
 - Oxford :  Oxford University Press,  c2011. 
 - 362 p. :  ill. +  1 CD-ROM (4 3/4 in.) 
<br/><br/><label>ISBN: </label>9780194420778 (pbk.) 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Problems, exercises, etc.<br/>English language--Usage<br/>English language--English
<br/><br/><label>LC Class. No.: </label>PE1128  / S972B