GRAMMAR practice for Pre-intermediate Students 

 - 3rd. ed. 
 - England  Pearson  2007 
 - 192 p 
<br/><br/> With key 
<br/><br/><label>ISBN: </label>978-1-4058-4465-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>INGLES-GRAMATICA<br/>EJERCICIOS DE GRAMATICA