Blue book: IXth Plenary Assembly [of the CCITT] [Arabic version] [print edition] : Melbourne, 14-25 November 1988 / ITU.

• Volume I - Fascicle I.3: Terms and Definitions; Abbreviations and Acronyms; Recommendations Series B and C (Part 1).
• Volume I - Fascicle I.3: Terms and Definitions; Abbreviations and Acronyms; Recommendations Series B and C (Part 2).
• Volume II - Fascicle II.2: Telephone Network and ISDN - Operation, Numbering, Routing and Mobile Service; Recommendations E.100-E.333.
• Volume II - Fascicle II.4: Telegraph and Mobile Services; Operations and Quality of Service; Recommendations F.1-F.140.
• Volume III - Fascicle III.6: Line Transmission of Non-Telephone Signals; Transmission of Sound-Programme and Television Signals; Series H and J Recommendations.
• Volume III - Fascicle III.7: Integrated Services Digital Network (ISDN); General Structure and Service Capabilities; Recommendations I.110-I.257.
• Volume III - Fascicle III.8: Integrated Services Digital Network (ISDN); Overall Network Aspects and Functions, ISDN User-Network Interfaces; Recommendations I.310-I.470.
• Volume V: Telephone Transmission Quality; Series P Recommendations.
• Volume VI - Fascicle VI.3: Specifications of Signalling System No. 6; Recommendations Q.251-Q.300.
• Volume VI - Fascicle VI.4: Specifications of Signalling Systems R1 and R2; Recommendations Q.310-Q.490.
• Volume VI - Fascicle VI.10: Digital Subscriber Signalling System No. 1 (DSS 1), Data Link Layer; Recommendations Q.920-Q.921.
• Volume VI - Fascicle VI.11: Digital Subscriber Signalling System No. 1 (DSS 1) Network Layer, User-Network Management; Recommendations Q.930-Q.940.
• Volume VIII - Fascicle VIII.1: Data Communication over the Telephone Network; Series V Recommendations.
• Volume VIII - Fascicle VIII.2: Data Communication Networks: Services and Facilities, Interfaces; Recommendations X.1-X.32.
• Volume VIII - Fascicle VIII.3: Data Communication Networks; Transmission, Signalling and Switching, Network Aspects, Maintenance and Administrative Arrangements; Recommendations X.40-X.181.
• Volume VIII - Fascicle VIII.4: Data Communication Networks; Open Systems Interconnection (OSI) Model and Notation, Service Definition; Recommendations X.200-X.219.
• Volume VIII - Fascicle VIII.5: Data Communication Networks; Open Systems Interconnection (OSI) Protocol Specifications, Conformance Testing; Recommendations X.220-X.290.
• Volume VIII - Fascicle VIII.6: Data Communication Networks; Interworking Between Networks, Mobile Data Transmission Systems, Internetwork Management; Recommendations X.300-X.370.
• Volume VIII - Fascicle VIII.8: Data Communication Networks Directory; Recommendations X.500-X.521.
• Volume X - Fascicle X.7: Man-Machine Language (MML); Recommendations. Z.301-Z.341.