1. GS1 (Indian Heritage and Culture, History and Geography of the World and Society)
- India’s Struggle for Independence by Bipin Chandra
- Facets of Indian Culture by Spectrum
- History of Modern World by Jain and Mathur OR Norman Lowe
- A New Look at Modern Indian History by BL Grover
- Social Problems In India by Ram Ahuja
- India Since Independence by Bipin Chandra
- A History of Modern World by Ranjan Chakravarti
- Certificate Physical and Human Geography by Goh Cheng Leong
- Indian and World Geography by Majid Hussain
- NCERTs of class XI and XII
- India: Development and Participation by Amartya Sen and Jean Dreze
- India After Gandhi by Ramchandra Guha
2. GS2 (Governance, Constitution, Polity, Social Justice and International Relations)
- India’s Struggle for Independence by Bipin Chandra
- Facets of Indian Culture by Spectrum
- An Introduction to the Constitution of India by D.D. Basu
- A New Look at Modern Indian History by BL Grover
- India Since Independence by Bipin Chandra
- Our Constitution by Dr. Subhash Kashyap
- India’s Foreign Policy by Muchkund Dubey
- Pax Indica – Shashi Tharoor
- A History of Modern World by Ranjan Chakravarti
3. GS3 (Technology, Economic Development, Bio diversity, Environment, Security and Disaster Management)
- Indian Economy by Ramesh Singh
- Tata Mc Graw Hill Guide
- Indian Economy: Performance and Policies by Uma Kapila
- Reports of the Ministry of Science and Technology by Yojana
- Science and Technology in India by Spectrum
- Biology and Geography NCERT Books plus current events on Environmental Issues
- Economic Survey
- Environment & Ecology: Biodiversity, Climate Change & Disaster Management by Majid Hussain
4. GS4 (Ethics, Integrity, and Aptitude)
- Ethics, Integrity and Aptitude for Civil Services Main Examination by Subba Rao
- Ethics in Governance: Innovations Issues and Instrumentalities (English) by Ramesh K Ed Arora
- Quantitative Apitude by R.S. Aggarwal
5. English Language
- Objective General English by R.S. Agarwal
- High School English Grammar and Composition by Wren n Martin
6. Punjabi Language
- Punjabi Vyakaran by Rajesh Sethi
- Introduction to Punjabi: Grammar, Conversation and Literature by G. Mann
7. Essay
- Contemporay Essays by Ramesh Singh OR 151 ESSAYS For UPSC Mains