Visit lexisnexis.in and search for "D.D. Basu's Constitution of India (Hindi)." They often sell DRM-protected PDFs or e-PUBs for ₹500–₹1,000.
If you’re preparing for a test, open the Hindi PDF and mark these pages: dd basu constitution of india in hindipdf top
If you search online, you’ll find dozens of Constitution books. But DD Basu consistently ranks at the top for these reasons: Visit lexisnexis
Most NLUs and government law colleges have a digital subscription where you can download a chapter-wise PDF for personal use. dd basu constitution of india in hindipdf top
If you can't afford DD Basu, use these free top resources (though not as deep as Basu):