APA (7th ed.) Citation

International Telecommunication Union. General Secretariat. General telephone statistics compiled from official documents. s.n.

Chicago Style (17th ed.) Citation

International Telecommunication Union. General Secretariat. General Telephone Statistics Compiled from Official Documents. Geneva: s.n.

MLA (9th ed.) Citation

International Telecommunication Union. General Secretariat. General Telephone Statistics Compiled from Official Documents. s.n.

Warning: These citations may not always be 100% accurate.