Author: Agrawala, V. S.
Publisher:Supt., Print. and Stationery, Allahabad
Copyright:1939
Author: Kaushal, R. K.
Publisher:Minerva Book Shop, Bombay
Copyright:1965
Author: Valavalkar, Pandharinath H.
Publisher:Longmans, Green & Co. Ltd., Calcutta
Copyright:1939
Author: Bhatia, Singh O. P.
Publisher:S. Amardeep Publishers, New Delhi
Copyright:1965
Author: Pareti, Luigi
Publisher:UNESCO
Copyright:1965
Author: Srinivasachari, C.S.
Publisher:P. Varadachary & Co., Madras
Copyright:1939
Author: Srinivasachari, Rao Sahib C.S.
Publisher:P. Varadachary, Madras
Copyright:1939
Author: Gupta, Hari Ram
Publisher:S.N. Sark, Lahore
Copyright:1939
Author: Sinha, Bejoy Kumar
Publisher:Prafulla C. Mittra, Cawnpore
Copyright:1939
Author: Sinha, Bejoy Kumar
Publisher:Profulla C. Mittra, Calcutta
Copyright:1939