Majid Hussain - Geography
RAMESH SINGH - ECONOMY
MODERN HISTORY - SPECTRUM
INDIAN POLITY by LAXMIKANT
World History- Chronicle IAS
GIST [NCERT]- ALL GS SUBJECTS
INDIAN CULTURE - SPECTRUM
INDIAN HISTORY- Events and timeline
Constitution - [3000+] Question answers
151 ESSAYS - Arihant
Oxford Dictionary of Geography [english]
Constitution Q bank [english]
Indian geography Q bank [english]
Indian History Q banks [english]
world geography Q bank [english]
GS question bank