Wardhaugh, Ronald. <br/><br/>
Understanding english grammar  a linguistic approach 
Ronald Wardhaugh. 
 - 2nd ed. 
 - Malden, MA  Blackwell publishing  2003. 
 - 279 p.  25 cm. 
<br/><br/>Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0631232915 (alk. paper) 0631232923 (pbk.: alk. paper) 
<br/><br/><label>LCCN: </label>2002066423 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language - - Grammar