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  • × subject_ss:"Information services"
  1. Nicholas, D.: Assessing information needs : tools and techniques (1996) 0.08 
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    Date
    26. 2.2008 19:22:51
    Pages
    56 S
  2. Reference and information services : an introduction (1991) 0.02 
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    Date
    1. 3.2008 10:13:56
  3. Reference and information services : an introduction (1995) 0.01 
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    Date
    8. 3.2008 9:52:56

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