These are the most reliable for structured learning and are often available for free from government portals. Telangana Open School Society (TOSS) : TOSS provides Intermediate History
In this comprehensive guide, we will explore the best available resources, how to find authentic PDFs legally, the specific syllabi they cover (UPSC, APPSC, TSPSC), and the key topics you should look for in a standard world history textbook. world history books in telugu pdf