Vajiram & Ravi is the premier institute for civil services preapration based in Delhi. OJHA Sir is one of most renouned faculty for History GS classes.
Latest notes for 2018-19 preparation.
1.Useful notes for UPSC ,Civil Services,IAS. OJHA Sir Vajiram and Ravi printed material are higly recommended for UPSC to the students.
2.OJHA Sir Vajiram and Ravi is one of the most respected author.
3.These printed material are very good and beneficiary for exam preparation and highly recommended to the understudies.