Committed to connecting the world

ICTs for a Sustainable World #ICT4SDG

Various tones used in national networks (According to ITU-T Recommendation E.180) (03/1998)

Various tones used in national networks (According to ITU-T Recommendation E.180) (03/1998)
Persistent link: http://handle.itu.int/11.1002/pub/80370178-en
2010

electronic file
ITEM DETAILARTICLEPRICE
ENGLISH
PDF format  
  Free of chargeDOWNLOAD
 
Microsoft word format  
  Free of chargeDOWNLOAD
SPANISH
PDF format  
  Free of chargeDOWNLOAD
 
Microsoft word format  
  Free of chargeDOWNLOAD
FRENCH
PDF format  
  Free of chargeDOWNLOAD
 
Microsoft word format  
  Free of chargeDOWNLOAD