The purpose of this handbook is to reply to Question 29011 (Detemination of costs and establishment of tariffs) which the VIIIth CCITT Plenary Assembly entrusted to Study Group III.The study relates to the telephone and telex services and private leased circuits services.
ITU-T SERIE P SUPP 3 SPANISH-1993 Referenced Document
ITU-T D.5 COSTS AND VALUE OF SERVICES RENDERED AS FACTORS IN THE FIXING OF RATES
ITU-T D.6 General Principles for the Provision of International Telecommunications Facilities to Organizations Formed to Meet the Specialized International Communication Needs of Their Members - General Tariff Principles - Charging and Accounting in International T