Hughes, Richard. <br/><br/>
Common errors in English :  grammar exercises for Malaysians / 
Richard Hughes and Carmel Heah. 
 - Petaling Jaya, Selangor :  Fajar Bakti,  1989. 
 - 258 p. :  ill. ;  21 cm.. 
<br/><br/><label>ISBN: </label>9676506567