title:International Congress Calendar
36th edition, 4 volumes
title:Who's Who in International Organizations: a biographical encyclopedia of more than 13,000 leading personalities
2nd edition, 3 volumes
title:Yearbook of International Organizations - Vol 3: Subject volume: global action networks; classified directory and index
13th edition. Volume 3 of 3 volumes. Also available on CD-ROM, 1st edition
title:Yearbook of International - Vol 2: Geographic Volume: international organization participation; country directory of secretariats and membership
13th edition. Volume 2 of 3 volumes. Also available on CD-ROM, 1st edition
title:Yearbook of International Organizations - Vol 1: Organization Descriptions and Cross-References
32nd edition. Volume 1 of 3 volumes. Also available on CD-ROM, 1st edition
title:International Congress Calendar
35th edition, 4 volumes
title:Yearbook of International Organizations - Vol 3: Global action networks: classified directory by subject and region
12th edition. Volume 3 of 3 volumes
title:Yearbook of International Organisations - Vol 2: International Organizations Participation: country directory of secretariats and membership
12th edition. Volume 2 of 3 volumes
title:Yearbook of International Organizations - Vol 1: Organization Descriptions and Cross-References
31st edition. Volume 1 of 3 volumes
title:International Congress Calendar
34th edition, 4 volumes
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