Koch, Rachel Spack. <br/><br/>
Focus on grammar :  an advanced course for reference and practice / 
Rachel Spack Koch, Keith S. Folse. 
 - England:  Longman,  2000. 
 - xv, 218 p.:  ill.;  28 cm. 
 - Longman grammar series. .
<br/><br/>Includes index. 
<br/><br/><label>ISBN: </label>0201383144 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Textbooks for foreign speakers<br/>English language--Grammar--Problems exercises etc
<br/><br/><label>LC Class. No.: </label>PE1128