Indeksy

• Interpress, 1
• Interreg IIIB Project, 2
• Interscience Communications, 1
• Interscience Publishers a Division of John Wiley & Sons, 1
• INTERsoft Sp. z o.o., 1
• Intersoftland, 2
• Intervent, 1
• Intreprinderea Poligraficâ, 1
• Intrnational Electrotechnical Commissio, 1
• Invest-Plus Biuro Inwestycyjne Budownictwa Sp. z o.o., 1
• Invest-Plus Sp. z o.o., 2
• IOS Press, 1
• IRB Verlag, 1
• Iřevsk "Udmurtija", 1
• Iskry, 23
• Island Press, 2
• ISO, 3
• ITEM Publishing, 1
• ITI Video Service. 1
• ITS BOINTE 2