The first three volumes of the Yearbook of International Organizations 2026–2027 are available to order.
Winner of the 2018 Choice Outstanding Academic Title Award, the Yearbook is a comprehensive resource of intergovernmental (IGOs) and international nongovernmental organizations (INGOs) worldwide.
The annual yearbook is published via the following six thematic volumes:
Vol 1A and 1B: Organization Descriptions and Cross-References
Vol 2: Geographical Index — A Country Directory of Secretariats and Memberships
Vol 3: Global Action Networks — A Subject Directory and Index
Vol 4: International Organization Bibliography and Resources
Vol 5: Statistics, Visualizations and Patterns
Vol 6: Global Civil Society and the United Nations Sustainable Development Goals
The Yearbook can be ordered from De Gruyter Brill: https://brill.com/display/db/yioo
It is also available online: https://uia.org/yearbookonline?qt-yb_intl_orgs=1#qt-yb_intl_orgs