Low, Ona <br/><br/>
Proficiency in english course 

 - 2nd ed. 
 - New Delhi  Edward Arnold  1973 
 - 286p.  23 cm. 
<br/><br/><label>ISBN: </label>0713182571 
<br/><br/><label>Subjects--Uniform Titles: </label><br/>English language,textbooks for foreign speakers
<br/><br/><label>Dewey Class. No.: </label>428.24  / LOW