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  1. Rettig, J.: ¬The crisis in academic reference work (1986) 10.09 
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  2. Rettig, J.: Academic reference service astride a fault line (1993) 10.09 
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  3. Rettig, J.: Future reference : 'sired by a hurricane, dam'd by an earthquake' (1996) 10.09 
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  4. Rettig, J.: Beyond 'cool' : analog models for reviewing digital resources (1996) 10.09 
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