UPSC IAS PreparationRecommended BooksBook lists for UPSC preparation: the NCERT books, and the books to read for the Prelims and for the Mains.Sr. No.Topic01.Old + New NCERT Books Download for UPSC IAS Preparation02.Recommended Books for UPSC IAS Mains Exam Preparation03.UPSC Civil Services Prelims Best Books for IAS : Recommended