V.1A: Organization Descriptions and Cross - References.- V.1B:Organization Descriptions and Cross-References.- V.2: Geographic Volume International Organization Participation : Country Directory of Secretariats and Membership.- V.3:Subgect Volume Global Action Networks : Classified Directory and Index .- V.4: Bibliographic Volume International Organization Bibliography and Resources .- V.5: Statistics Visualizations and Patterns .- V.6: Who's Who in International Organizations