Indian polity for Civil services by Laxmikanth
Ancient India by R.S.Sharma
A brief History of Modern India by SPECTRUM
History – Tamil Nadu state Board 11th & 12th
class Books
Geography – 11th NCERT – Fundamentals of physical
Geography
Geography – 11th NCERT – India’s physical Environment
Geography – 12th NCERT – Fundamentals of Human Geography
Goh Cheng Leong’s certificate of physical and human geography
Good atlas
Indian Economy by Ramesh Singh
Union Budget 2019 – 2020
Economic survey 2018- 2019 volume 2
India Reference Annual 2019 by Ministry of Information &
Broadcasting
Biology – NCERT 11th & 12th
Chemistry – NCERT 11th & 12th
Physics – NCERT 11th & 12th
Follow current affairs from any good competitive magazine