Linguistic Survey of India – Sikkim Part-II
Linguistic Survey of India - Uttar Pradesh
Linguistic Survey of India – Sikkim (Part 1)
Linguistic Survey of India – Orissa
Linguistic Survey of India – West Bengal (Part I)
Linguistic Survey of India- Jharkhand
Linguistic Survey of India - Dadra and Nagar Haveli
Linguistic Survey of India - Himachal Pradesh
Linguistic Survey of India - Tamil Nadu
