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  • × theme_ss:"Informationsmittel"
  • × author_ss:"Bradley, P."
  1. Bradley, P.: ¬The World Academic Database CD-ROM (1997) 0.02 
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  2. Bradley, P.: ¬The information mix : Internet, online or CD-ROM? (1997) 0.01 
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  3. Bradley, P.: Going online, CD-ROM and the Internet (1997) 0.01 
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