By Multiple Authors
Sri Duggirala Gopalakrishnamurthy
Ekkirala Krishanamacharya
Tangirala Prabhakara Purnaiah Sidhanthi
Rama Satyanarayana
Bommakanti Venkata Subrahmanya Sastry
P.V.R.K.Prasad
Svami Paramananadanath
Jayanti Chakravarthy
Multiple Authors
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