Indeksy

• Houghton Mifflin Company, 1
• HSE Books, 1
• Huber Frauenfeld und Ex Libris AG, 1
• Hubert A.Howson, 1
• Hübners blaues Who is Who, 2
• Hueber Polska, 1
• Hueber-Holzmann Verlag, 7
• Huta im. Lenina, 1
• I.B.Tauris Publishers, 1
• IBEN Gorzów Wlkp., 1
• IBUK Libra, 1
• ICAN Institute , 1
• ICAN Institute, 1
• Icone Graphic, 1
• Icopal S.A., 2
• Idea Group Publishing, 1
• IDG Poland SA, 5
• IFEX Fire Protection Ltd., 1
• IFEX GmbH, 1
• IFiS PAN, 1