By Dr. G.Samaram
C.V.Sarveswara Sarma
N.Mohan Krishna
P.Lakshmi Devi
Balala Science Vignanam
C.V.Sarveswara Sharma
Parragon
Mukthavaram Pardhasaradhi
Pro. N.Venugopala Rao And Pro. K.Satya Prasad
Dr. G.Samaram
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