By Multiple Authors (Goteti Lalitha Sekhar, Dr. M.V.J.Bhuvaneswara Rao, Vadali Radha Krishna, Dr. Tangirala Meera Subrahmanyam)
By Dr Vavilala Subbarao
By D.Chandrasekhara Reddy
By Acharya Ketavarapu Ramakoti Sastri
By Sri Godditi Pullappa
By Dr Ch Suseelamma
By Dr Marella Sri Ramakrishn
By Dr Marella Sri Ramakrishna
By Akurati Bhaskar Chandra
By C Vasantha Bhanu
By Dr M Purushothamacharya
By Sivuni Chandrasekhar Reddy
By Dr Chintalapudi Venkateswarlu
By Mbs Prasad
By Vandrevu Chinaveerabhadrudu
By Dr Srikanth Miryala
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