The ITU Handbook for the Collection of Administrative Data on Telecommunications/ICT:

• Covers 81 indicators on telecommunication/ICT services (including Partnership core indicators A1-A10)
• Covers data collected from administrative sources (e.g. telecom operators)
• Includes updated definitions
• Has been discussed in the ITU Expert Group on Telecommunication/ICT Indicators (EGTI)
• Covers issues related to data collection, compilation and dissemination
• Released at 9th ITU WTIM, 7-9 December 2011
   
• The report can be downloaded for free in English, French, Spanish, Arabic, Chinese and Russian