| Abbreviation | Definition |
|---|---|
| IPQ | International Philosophical Quarterly |
| IREJ | Illinois Real Estate Journal |
| IRJ | Industrial Relations Journal |
| IRJ | International Railway Journal |
| IRJ | Iranian Rehabilitation Journal |
| IRSI | International Reports on Socio-Informatics |
| ISBJ | International Small Business Journal |
| ISCJ | International Sport Coaching Journal |
| ISIJ | Innovative Studies An International Journal |
| ISIJ | Innovative Studies International Journal |
| ISIJ | International Science and Investigation journal |
| ISIJ | International Scientific Invention Journals |
| ISJ | International Security Journal |
| ISJ | International Surgery Journal |
| ISJ | Invertebrate Survival Journal |
| ISJ | Island Studies Journal |
| ISJA | Idaho Student Journalism Association |
| ISJBSS | International SAMANM Journal of Business and Social Sciences |
| ISJFA | International SAMANM Journal of Finance and Accounting |
| ISJMM | International SAMANM Journal of Marketing and Management |