Contemporary english challenges / 
Violet Neuschulz... [et al.]. 
 - New Jersey :  Silver burdett,  c 1970. 
 - xiii, 409 p. :  ill. ;  21 cm. 
<br/><br/>৩২৯  ৩২৯ 
<br/><br/><label>ISBN: </label>0-382-03219-5 
<br/><br/><label>LCCN: </label>
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language.<br/>English Grammar.
<br/><br/><label>Dewey Class. No.: </label>420 / N399c