Chopra, J K., Unique quintessence of general studies paper II CSAT 2014 : for UPSC civil services preliminary examination / edited by J K Chopra . - / . - New Delhi : : Unique Publishers , , 2014. - xv,in various pagings: 28cm. NULL ISBN: 9788183577939 RS900.00 (PBK) Subjects--Index Terms: CIVIL SERVICE EXAMINATION-GUIDEBOOK Dewey Class. No.: 351.076