Written by Majid Husain, World Geography offers a deep dive into India's geographical landscape making it a must read for geography preparations.
Written by Goh Cheng Leong, this book is highly recommended for understanding Indian geopolitics in a comprehensive manner.
Written by Andrew Heywood, Global Politics is a perfect book to understand international relations in a much precise manner.
Written by D R Khuller, this book is highly useful for all UPSC aspirants, this book makes it easy to understand geography by charts, maps and diagrams.
As the name suggests this K Siddhartha written book includes world map along with detailed explanation making it easy for students to learn about global geography.
Considered as an essential tool for learning geopgraphy with visuals, Atlas is a must have for UPSC students.
Another book written Majid Hussain, "Geography of India" covers all important sectors of Indian geography.