Author: Dunham, Clarence W.
Publisher:McGraw-Hill Book Company, New York
Copyright:1962
Author: Mellersh, H. E. L.
Publisher:Robert Hale Limited, London
Copyright:1962
Author: Barua, Benimadhab
Publisher:Bhartiya Publishing House, Varanasi
Copyright:1975
Author: Warry, J. G.
Publisher:Methuen,London
Copyright:1962
Author: Dürckheim, Karlfried, Graf
Publisher:George Allen & Unwin Ltd, London
Copyright:1962
Author: Gonda, J.
Publisher:
Copyright:1962
Author: Sankarananda, Swami
Publisher:K.L. Mukhapadhyay, Calcutta
Copyright:1962
Author: Awasthi, A. B. L
Publisher:Kailash Prakashan, Lucknow
Copyright:1975
Author: Kane,Pandurang Vaman
Publisher:Bhandarkar Oriental Research Institute, Poona
Copyright:1975
Author: Kane, Pandurang vaman
Publisher:Bhandarkar oriental research institute,Poona
Copyright:1962
Author: Wiet, Gaston Elisseeff, Vadime Wolff, Philippe Naudou, Jean
Publisher:George Allen and Unwin, London
Copyright:1975
Author: Lalthangliana, B.
Publisher:Zawlbuk Agencies, Aizawl
Copyright:1975
Author: Mansinha, Mayadhar
Publisher:Sahitya akademi,New Delhi
Copyright:1962