SERIES D SUPP 1-1988
Cost and tariff study method

Standard No.

SERIES D SUPP 1-1988

Release Date

1988

Published By

ITU-T - International Telecommunication Union/ITU Telcommunication Sector

Latest

SERIES D SUPP 1-1988

SERIES D SUPP 1-1988 history

• 1988 SERIES D SUPP 1-1988 Cost and tariff study method