Author: Rao, S. K Ramachandra
Publisher:Kavyalaya Publisher,Mysore
Copyright:1962
Author: Lama anagarika govinda
Publisher:Rascher Verlang,
Copyright:1962
Author: Sinha, B.P
Publisher:Bihar Puravid Parishad,Patna
Copyright:2000
Author: Khera, S. S.
Publisher:Asia Publishing House , Bombay
Copyright:1964
Author: Atreya, J.P.
Publisher:Darshana International, Moradabad
Copyright:1964
Author: Mathur, J. C.
Publisher:Indian Council for Cultural Relations, New Delhi
Copyright:1964
Author: Bryan, George S.
Publisher:Alfred A. Knopf, London
Copyright:1947
Author:
Publisher:Indian National Commission for UNESCO, New Delhi
Copyright:1964