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  1. Owen, T.: Success at the enquiry desk (1996) 4.07
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  2. Owen, T.: Success at the enquiry desk : Successful enquiry answering - every time (1998) 4.07
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  3. Grogan, D.: Practical reference work (1992) 4.07
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  4. Reference and information services : an introduction (2001) 4.07
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  5. Reference and information services : an introduction (1995) 4.07
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  6. Duckett, R.J.; Walker, P.; Donnelly, C.: Know it all, find it fast : an A-Z source guide for the enquiry desk (2008) 4.07
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