- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 04) under Annual Survey of Industries in Hyderabad District of Telangana (2006-2007) - Part III
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 04) under Annual Survey of Industries in Hyderabad District of Telangana (2006-2007) - Part I
- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 04) under Annual Survey of Industries in Hyderabad District of Telangana (2006-2007) - Part II