MEI AAP SE YEH JANANA CHATA HUU . KI BEST STUDY MATERIALS IAS EXAM KE LIYEH KAHA SE MILEGA FOR PRELIMS AND MAINS BOTH

Dear Khan, Brilliant Tutorial, Chennai is the best institute for IAS coaching study material. It's oldest and reputed Institute. Good Luck !

If you are hindi medium or english medium, many institute provide coaching material in delhi. their xerox copy is also availabe in m nagar in delhi.you must be sure that these are not best material ,only give direction that what possible topic you should read.

Dear Khan, apart from the above classes as suggested by our expert Mr. Nishant, please look for the on-line IAS coaching sites that will help you a lot.