By Muduganti Sujata Reddy
By Allan and Barbara Pease
By Madhurantakam Narendra
By Vivina Murty
By Sri Sasrswatula Subbarama Sastry
By Sathish Chandra
By Granville Austin Translated By Prabhakar Mandara
By Malladi Venkata Krishna Murthy
By Kandukuri Venkata Satya Brahmacharya
By Kampalle Ravichandran
By Sudha Murty
By Paul De Kruif And Translated By Jammi Koneti Rao
By Carl Sagan And Translated By V.Srinivasa Chakravarthy
By Paramanandayya
By Aavatapalli Narayana Rao
By Rachapalem Chandra Shakarareddy
By Tadanki Venkata Lakshmi Narasimharao
By Satish Chandar
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