Author: Chandra, Moti
Publisher:U.P. Historical society, Lucknow
Copyright:1945
Author: Seward, Albert Charles
Publisher:University Press, Cambridge
Copyright:1945
Author: Saher, P.J.
Publisher:George Allen and Unwin, London
Copyright:1970
Author: Phillimore, R.H
Publisher:The surveyor genral of india
Copyright:1945
Author: Mishra,Shree Govind
Publisher:Munshiram Manoharlal,Delhi
Copyright:1970
Author: Choudhary, Radhakrishna
Publisher:Chowkhamba Sanskrit Series Office, Varanasi,
Copyright:1970
Author: Grousset, René
Publisher:G. Routledge & Sons, London
Copyright:1932
Author: Hurlimann, Martin
Publisher:D.B.Taraporevala Sons & Co., Bombay
Copyright:1932
Author: Panikkar, K. M.
Publisher:George Allen & Unwin, London
Copyright:1945
Author:
Publisher:Govt. of India Central Publication Branch, Calcutta
Copyright:1932
Author: Sharma, Jagdish Saran
Publisher:S. Chand &Co., Delhi
Copyright:1970
Author:
Publisher:Vivekananda Rock Memorial Committee, Madras
Copyright:1970
Author: Vidyarthi, M.L.
Publisher:Meenakshi Prakashan, Meerut
Copyright:1970