Clark, Raymond C. <br/><br/>
Index Card Games for Esl :  Teachers at the School for Intrnational Training / 
Revised by Raymond C. Clark. 
 - 3rd ed., revised 
 - USA :  Pro Lingua Associates,  2006. 
 - 106 p. :  ill ;  28 cm. 
<br/><br/><label>ISBN: </label>0866471588 9780866471589 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language