Byrne , Donn  <br/><br/>
Teaching oral english :  

 - Longman :   London ;  1976. 
 - 146 p ;21cm .  01 
 - 2024-09-04 
<br/><br/><label>ISBN: </label>0582550815 
<br/><br/><label>Nat. Bib. No.: </label>0010409 
<br/><br/><label>Nat. Bib. Agency Control No.: </label>BYR 
<br/><br/><label>Universal Decimal Class. No.: </label>420