Looking for Detailed Books on Key WWII Battles intresting one’s

Hey everyone,

I'm looking for book recommendations that cover some major WWII battles in detail, specifically:

Battle of Berlin

Battle of Stalingrad

Battle of Kursk

Operation Overlord (D-Day)

I'm particularly interested in books that offer in-depth analysis, strategies, and personal accounts from soldiers or commanders.and talks about tanks guns

Also, if you know any websites where I can find these books at affordable prices in India, please let me know!

Any suggestions would be greatly appreciated!