- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Prakasam District of Andhra Pradesh
{(NIC : 01, 08, 10 to 13, 16 to 18 and 20 to 22) (2008-2009)}
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 2008) under Annual Survey of Industries in Prakasam District of Andhra Pradesh
{(NIC : 23 to 25, 27, 35, 42, 45, 52 and 58) (2008-2009)}