International Organization for Standardization | International Organization for Standardization |
International Phonetic Association | International Phonetic Association |
International Police Association | International Police Association |
International Standard Audiovisual Number | International Standard Audiovisual Number |
International Standard Book Number | International Standard Book Number |
International Standard Serial Number | International Standard Serial Number |
International Taekwon-Do Federation | International Taekwondo Federation |
International Tennis Federation | International Tennis Federation |