Singh, Ashok Kumar <br/><br/>
A mirror of one word substitution for UPSC, PSC, PO, AAO, CDS, NDA / 
Ashok Kumar Singh 
 - Patna :  Students' Friends,  2000 
 - 116 p. ;  21 cm. 
<br/><br/> Text in English and Hindi 
<br/><br/><label>ISBN: </label> Rs. 30.00 
<br/><br/><label>Subjects--Topical Terms: </label><br/>English language--Substitution<br/>Hindi language--Substitution
<br/><br/><label>Dewey Class. No.: </label>421