Tsui, Amy B. M. <br/><br/>
English conversation 
/ Amy B. M. Tsui 
 - 2nd impr. 
 - Oxford :   Oxford University Press,   1995. 
 - XVIII, 298, [4] s. ;  24 cm.  10AGR-TsuA-Eng 
<br/><br/><label>ISBN: </label>0194371433