Maurer, Jay. <br/><br/>
Focus on grammar :  an advanced course for reference and practice /  
Jay Maurer 
 - 3ª.ed. 
 - 444 p.  il.;  28 cm. 
<br/><br/><label>ISBN: </label>0131912755 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENGLISH LANGUAGE--GRAMMAR
<br/><br/><label>Dewey Class. No.: </label>CG 428.24 M447