Sharma, Arun General studies : for civil services preliminary examination / by Arun Sharma, Madhukar Kumar and Abhijit Guha - Chennai : McGraw Hill Education Pvt Ltd., 2022 - xvi, 322 p. ; 26.3 cmm ISBN: 9789354601538 Subjects--Topical Terms: General studies - civil service examinations Dewey Class. No.: R/Z 001.076 / SHA