Aitken, Rosemary. <br/><br/>
Overtones / 
Rosemary Aitken. 
 - Edinburgh :  Thomas Nelson and Sons Ltd.,  1985. 
 - 47 p. :  ill. ;  25 cm. 
<br/><br/> Pre-Intermediate. 
<br/><br/><label>ISBN: </label>0175555338 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Textbooks for foreign speakers.<br/>Listening.
<br/><br/><label>LC Class. No.: </label>PE1128