General Studies 2013 Paper -1 :  For Civil Services Preliminary Examination / 
Tara Chand . 
 - Ist ed. 
 - Assam  Tata Mcgraw-Hill Publishing Company Ltd  2013 
 -  23cm. 
<br/><br/><label>ISBN: </label>101259027155 
<br/><br/><label>Subjects--Index Terms: </label>Civil Services Preliminary Examination / G- Gen. Ref. Sec. 
<br/><br/><label>Dewey Class. No.: </label>001