- Estimates of Principal Characteristics (2-Digit Level Classification-NIC 98) under Annual Survey of Industries in Visakhapapatnam District  of Andhra Pradesh (2005-2006) - Part I  

 - Estimates of Principal Characteristics (2-Digit Level Classification-NIC 98) under Annual Survey of Industries in Visakhapapatnam District  of Andhra Pradesh (2005-2006) - Part II  

 
