Moravek Endre: Index acronymorum selectorum. Pars 5. Instituta ad artes litteraturamque spectantia cum siglis periodicorum additis (A MTAK kiadványai 66. Budapest, 1972)
- 73 IRTO International Radio and Television Organization (e) IRTS International Radio and Television Society (e) IS 1. Informacní Sluzba (с) 2. Information Service (e) 3. International Society of Sculptors, Painters and Gravers (e) 4. Irish Society (of Arts and Commerce) (e) ISA 1. Independent Showmen of America (e) 2. Informacion Sud-America (e) 3. Istituto di Solidarietà Artistica (i) ISACP Italian Society of Authors, Composers and Publishers, [US] (e) ISAL Indian Society of Arts and Literature (e) ISAPC Incorporated Society of Authors, Playwrights and Composers, [GB] (e) ISAW International Society of Aviation Writers (e) ISCA International Stamp Collectors' Association (e) I.S.C.M. International Society for Contemporary Music, L (e) ISFA International Scientific Film Association, P (e) ISI International Scientific Information Service (e) ISK Internationale Sport-Korrespondenz, [BRD] (d) I. S.M. 1. Incorporated Society of Musicians, [GB] (e) 2. International Society for Musicology (e) ISME International Society for Music Education, Köln-Klettenberg (e) ISPA 1. International Screen Publicity Association, L (e) 2. International Small Printers' Association (e) 3. International Sporting Press Association, Br (e) Isropa Israel Europa Dienst (d) ISSM Internationella Sällskapet for Samtida Musik (s) ISTD International Society of Teachers of Dancing (e) ISV Innerschweizer Schriftsteller-Verein, Sursee (d) ITA Independent Television Authority, [GB] (e) ITCA Independent Television Companies Association, [GB] (e) I. Т.Е.Colombes Imprimérie Typographique d'Édition, Colombes (f) ITI 1. International Theatre Institute, [UNESCO] P (e) 2. Internationales Theater-Institut (d) = ITI, I.T.J. Institute of Technical Journalists (e) ITN Independent Television News, L (e) ITPA International Trade Press Agency (e) ITV Independent Television (e) IUA 1. International Union of Architects (e) 2. International Union of Arts (e) = UIDA IUAJ International Union ef Agricultural Journalists (e)
