Author: Sahai, Govind
Publisher:Rajkamal Publications, Delhi
Copyright:1947
Author: Spanton, W. S.
Publisher:Winsor & Newton, London
Copyright:1947
Author: Aurobindo
Publisher:Aurobindo Ashram, Pondicherry
Copyright:1952
Author: Lan, Funf Yu-
Publisher:George Allen, London
Copyright:1952
Author: Sinha, Jadunath
Publisher:Sinha Publishing House, Calcutta
Copyright:1952
Author: Gupta, Surendra Nath Das
Publisher:The Syndics of the Cambridge Univercity Press:
Copyright:1952
Author: Dasgupta, Surendranath
Publisher:The University press, Cambridge
Copyright:1952
Author: Ferm, Vergilius
Publisher:Rider And Company, London
Copyright:1950
Author:
Publisher:George Routledge & Sons Ltd., London
Copyright:1947
Author: Daniel, Glyn E.
Publisher:Gerald Duckworth & Co., London
Copyright:1950