Close, R. A. <br/><br/>
English as a foreign language :  its constant grammatical problems / 
R.A. Close. 
 - 3rd ed. 
 - London ;  Boston :  Allen & Unwin,  1981. 
 - 219 p. :  ill. ;  22 cm. 
<br/><br/> Includes index. 
<br/><br/>Bibliography: p. 205-207. 
<br/><br/><label>ISBN: </label>0044250258 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Textbooks for foreign speakers.<br/>English language--Usage.
<br/><br/><label>LC Class. No.: </label>PE1128