 |
| Subject | English | Thesaurus |
| abbr. | Federation of International Youth Travel Organizations | FIYTO |
| UN | International Civil Aviation Organization | ICAO (ИКАО MichaelBurov) |
| abbr., econ. | International Co-operative Agricultural Organisation | ICAO (International Co-operative Agricultural Organisation (ICAO) is a sectoral organisation of the International Co-operative Alliance 4uzhoj) |
| energ.ind., abbr. | International Energy Agency of Organization for European Economic Cooperation and Development | OECD/IEA |
| abbr., comp., net. | International Organization for Standardization | ISO |
| abbr. | International Union of Official Travel Organizations | IUOTO |