Trager, Edith Crowell. <br/><br/>
The PD's :  pronunciation drills for learners of English / 
 Pronunciation drills for learners of English  PD's 
by Edith Crowell Trager and Sara Cook Henderson. 
 - Culver City, CA :  ELS Publications,  c1956. 
 - xvii, 140 p. :  ill. ;  22 cm. +  7 sound cassettes. 
<br/><br/><label>ISBN: </label>0877890080 9780877890089 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Textbooks for foreign speakers.<br/>English language--Pronunciation.<br/>English language--Sound recordings for foreigners.<br/>CFB<br/>Colección Font Bernard
<br/><br/><label>LC Class. No.: </label>PE 1128  / T765p 1956