By Chatti Srinivasa Rao
By Dr. V.Chandra Sekhara Rao
By Komaraju Venkata Lakshmana Rao
By Vakkantam Suryanarayana Rao
By Kommineni Srinivasrao
By Sri Rangam Subbarao , Sri Ramamurthy Sodarulu
By Dr T S Rao
By A N Nageswara Rao
By Dr Manjuluri Narasimharao
By Tadanki Venkata Lakshmi Narasimha Rao
By V.V.Ramarao
By Paul De Kruif And Translated By Jammi Koneti Rao
By Bhimeswarao Vemavarapu
By Aavatapalli Narayana Rao
By Tadanki Venkata Lakshmi Narasimharao
By Karlapalem Hanumantarao
By Albert Rhys Williams And Translated By Vuppala Laxmana Rao
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