Hello there!

Greetings!

I guess,  you are asking about IAS , if you want to become an ias officer,  you need to clear upsc , top books for upsc are listed below :-

• A Brief History of Modern India by Rajiv Ahir
• ‘Ancient India’ by RS Sharma
• History of Medieval India by Satish Chandra
• Art and Culture by Nitin Singhania
• Certificate Physical and Human Geography
• Maps Oxford School Atlas
• India: Physical Environment (NCERT)
• Fundamentals of Human Geography (NCERT)
• Indian Economy by Ramesh Singh
• Indian Polity by Laxmikanth

Thankyou