Swan, Michael Walter, Catherine <br/><br/>
How English works :   a grammar practice book : with answers /  
Michael Swan, Catherine Walter. 
 - Oxford :   Oxford University Press,   1998 
 - 358 p. 
<br/><br/><label>ISBN: </label>0-19-431456-1 
<br/><br/><label>Subjects--Topical Terms: </label><br/>ENSEÑANZA DE IDIOMAS<br/>INGLES<br/>GRAMATICA<br/>EJERCITACION
<br/><br/><label>Universal Decimal Class. No.: </label>811.111'36