Sociology Books
     Sociology Themes and Perspectives – Michael Haralambos, Martin Holborn
     Society In India: Concepts, Theories And Recent Trends – Ram Ahuja
     Indian Social System: Ram Ahuja
     Indian Sociological Thought-Nagla BK
     Social Problems In India – Ram Ahuja
     Sociology- Parimal B.Kar
     Social Change in Modern India – M. N. SRINIVAS
     History Books:
     Indian History and Culture 
     India’s Ancient Past – R.S. Sharma
     History of Medieval India – Satish Chandra 
     History of Modern India – Bipan Chandra. 
     India’s Struggle For Independence – Bipan Chandra
     The Wonder That Was India – A.L. Bhasham (Ancient India and Culture)
     Indian Art and Culture – Nitin Singhania. (For Prelims – Culture) 
      A Brief History of Modern India – Spectrum (For Prelims)
     Facets of Indian Culture by Spectrum Publication
     Indian Art  & Culture by Nitin Singhania
     India since Independence by Bipin Chandra (For post-modern India)
     Mastering Modern World History by Norman Lowe
     Indian Geography and World Geography 
      Oxford School Atlas or any good quality Atlas
     Geography of India – Majid Husain.
     World Geography – Majid Husain 
     Certificate Physical and Human Geography – Goh Cheng Leong. (Physical and Human Geography)
     India: A Comprehensive Geography – D.R. Khullar.
     Human Geography – Majid Hussain
      Economics
       Indian Economy – Ramesh Singh
      Economic Survey.
      India Year Book
      Indian Economy Since Independence – Uma Kapila.
      Indian Economy – Datt and Sundaram
      Indian Economy – Sanjeev Varma
      Indian Polity and Constitution
      Indian Polity for Civil Services Examinations – M. Laxmikanth
      Constitution of India by PM Bakshi
      Introduction to the Constitution of India by Durga Das Basu
      Constitution of India: A handbook for students by Subhash Kashyap
      Governance in India by M Laxmikant 
      Public Administration- Vajiram Rambabu 
      New Horizons of Public Administration-Mohit Bhatacharya
      Public Administration – M k Mohanty
      Administrative Thinker- Prasad & Prasad
      Science and Technology: 
      Science and Technology in India – Ravi P Agrahari. 
      Science & Technology by TMH Publication
      Development in Science & Technology by Spectrum Publication
      Environment – Ecology, Biodiversity and Climate Change 
      Basic of Environment and Ecology: PD Sharma
      Environment :Shankar IAS
     Environment : Khuller.  
     Current Affairs
     India Year Book  
     Yojana Magazine
      Kurukshetra Magazine
     Economic and Political Weekly 
     Science Reporter 
     The Hindu/ The Indian Express 
      RSTV/ Press Information Bureau 
     CSAT /Ethics
     Analytical Reasoning – M. K. Pandey
     Verbal & Non-Verbal Reasoning – R. S.Aggarwal  
      Ethics, Integrity and Aptitude by Subba Rao 
     Lexicons for Ethics, Integrity and Aptitude by Chronicle