1. Amazon http://www.amazon.com 
2. Ariadne http://www.ariadne.ac.uk/ 
3. Bibliotheque national de France http://www.bnf.fr/ 
4. Oxford Libraries http://www.bodley.ox.ac.uk/oxlip/ 
5. Bath Information and Data Service http://www.bids.ac.uk/ 
6. British Library http://www.bl.uk/ 
7. http://bubl.ac.uk/ 
8. COPAC http://copac.ac.uk/copac/ 
9. Dalnevostochhnaya Gosudartvennaya Biblioteka http://www.fessl.ru/ 
10. The Electronic Libraries Programme http://www.ukoln.ac.uk/services/elib 
11. Gabriel-Gateway to Europe's National Libraries http://www.bl.uk/gabriel/index.html 
12. HYTELNET - Library Catalogues http://www.lights.com/hytelnet/sistes1.html (Hytelnet: 1st Directory of Internet Resources) 
13. The International Federation of Library Associations http://www.ifla.org/ 
14. The Library of Congress http://www.loc.gov/ 
15. Mailbase - Mailing List Service http://www.mailbase.ac.uk/ 
16. M25 Consortium of Higher Education Libraries http://www.m25lib.ac.uk/ 
17. Nacionalna i sveucilisna knjiznica, Zagreb http://www.nsk.hr/ 
18. Nacionalna i univerzitetska biblioteka "Sv. Kliment Ohridski" Skopje http://www.vbm.mk/cobiss/
19. Narodna in univerzitetna knjiznica, Ljubljana http://www.nuk.uni-lj.si/vstop.cgi 
20. The National Library of Australia http://www.nla.gov.au/ 
21. National Library of Czech Republic http://www.nkp.cz/ 
22. National Library of New Zealand/Te Puna Mataraurunga o Aotearoa http://www.natlib.govt.nz/ 
23. National Library of Scotland http://www.nls.uk/ 
24. National Library of Canada and National Archives of Canada http://www.nlc-bnc.ca/ 
25. National and University Library of RS http://www.nubrs.rs.ba/katalozi/ 
26. NISS Information Gateway http://www.niss.ac.uk/ 
27. Project EARL - Electronic Access to Resources in Libraries http://www.earl.org.uk/ 
28. RLG - The Research Libraries Group http://www.rlg.org/ 
29. UKOLN WWW service http://www.ukoln.ac.uk/ 
30. UCLA Home Page http://www.ucla.edu/ 
31. University of London Library http://www.ull.ac.uk/ 
32. University of Toronto Libraries http://www.library.utoronto.ca/ 
33. Univerzitetska biblioteka "Svetozar Markovic" Beograd http://www.unilib.bg.ac.yu/ 
34. London Libraries http://www.londonlibraries.org/
35. Internet Public Library http://www.ipl.org/ 
36. The New York Public Library http://www.nypl.org/ 
37. The www Virtual Library http://vlib.org 
38. ThinkQuest: Library http://www.thinkquest.org/library 
39. Multnonah County Library http://www.multcolib.org 
40. Harvard University Library http://lib.harvard.edu/
41. New York Public Library http://www.nypl.org/
42. Yale University Library http://www.library.yale.edu/
43. Queen's Borough Public Library http://www.queenslibrary.org/
44. University of Illinois-Urbana Library http://www.library.uiuc.edu/
45. University of California-Berkeley http://www.lib.berkeley.edu/
46. Cincinnati & Hamilton County Public http://www.cincinnatilibrary.org/
47. Chicago Public Library http://www.chipublib.org/
48. Free Library of Philadelphia http://www.library.phila.gov/
49. University of Texas Library http://www.lib.utexas.edu/
50. County of Los Angeles Public Library http://www.colapublib.org/
51. University of California-Los Angeles Library http://www2.library.ucla.edu/
52. University of Michigan  Library http://www.lib.umich.edu/
53. Stanford University Library http://www.library.stanford.edu/
54. Boston Public Library http://www.bpl.org/
55. Brooklyn Public Library http://brooklynpubliclibrary.org/
56. The European Library (TEL) http://www.theeuropeanlibrary.org/
57. Europeana http://www.europeana.eu/portal/

58. WorldCat http://www.worldcat.org/

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