Essential Books For UPSC Civil Services Examination If you have the question “What are the books needed to clear IAS?” in your mind, we hope this post would clear all your doubts. (Click on the links to buy online) Read all the NCERTs from 6th to 12th. 6th Standard 1) Geography - The Earth - Our Habitat 2) History - Our Pasts - I 3) Polity - Social and Political Life - I 7th Standard 1) Geography - Our Environment 2) History - Our Pasts - II 3) Polity - Social and Political Life - II 8th Standard 1) Geography - Resources and Development 2) History - Our Pasts - III 3) Polity - Social and Political Life - III 9th Standard 1) Geography - Contemporary India - I 2) History - India and the Contemporary World - I 3) Polity - Democratic Politics - I 4) Economics 10th Standard 1) Geography - Contemporary India - II 2) History - India and the Contemporary World - II 3) Polity - Democratic Politics - II 4