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  • × theme_ss:"Informationsdienstleistungen"
  1. Rosen, J.; Snow, C.E.: Internet resources for ready reference (1997) 10.31 
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    Rosen, J.
  2. Dickstein, R.; Greenfield, L.; Rosen, J.: Using the World Wide Web at the reference desk (1997) 10.31 
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  3. Rosen, J.; Dickstein, R.; Greenfield, L.: Using the World Wide Web at the reference desk (1998) 10.31 
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