By Vasanta Pingali
Rajeev Garg ( Pocket Guide Book)
Velamala Simmanna
Poojala Srinadh Yadav
Nachiketa
Bhagavatula Radhakrishna Murthy
Pulletikurti Eswara Chary
Dr. C.L.Garg (Pocket Guide Book)
Poolabala (Venkat Poola Bala)
Talk to us?