Trudgill, Peter. <br/><br/>
International English: a guide to varieties of standard English / 
Peter Trudgill. 
 - Fourth edition. 
 - viii, 153 pages ;  22 cm. 
<br/><br/> Includes bibliographical references and index. 
<br/><br/><label>ISBN: </label>0-340-80834-9 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Study and teaching.