Nath D. History of the Koch Kingdom, c. 1515-1615

Delhi: Mittal Publications, 1989. — 257 p.History of the erstwhile kingdom of Koch Bihar, now a district in West Bengal; also includes a brief history of Koch (Rajbansi), a tribal group from the area. Originally presented as the author's thesis (Ph. D.-Dibrugarh University, 1983).Abbreviations.Map.
The Koches: Their Racial Affinities and Original Homeland.
Biswa Singha: Foundation of the Koch Kingdom.
Climax of Koch Power and Glory: Reign of Naranarayan.
Disintegration of the Kingdom: Raghudev and Parikshitnarayan.
Administration.
Society and Economy.
Cultural Development.
Epilogue.
Appendices.Illustllations.