Trager, Edith Crowell. <br/><br/>
Pronunciation drills for learners of English 
[by] Edith Crowell Trager and Sara Cook Henderson. 
 - Washington, D.C.  English Language Services  [1956] 
 - xvii, 140 p.  illus. 
<br/><br/> Cover title: The PD's: pronunciation drills for learners of English. 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Textbooks for foreign speakers.<br/>English language--Pronunciation.