-
Westbrook, L.: Evaluating reference : an introductory overview of qualitative methods (1990)
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- Reference services review. 18(1990), S.73-78
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Westbrook, L.; DeDecker, S.: Supporting user needs and skills to minimize library anxiety : considerations for academic libraries (1993)
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- Reference librarian. 1993, no.40, S.43-51
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Westbrook, L.; DeDecker, S.: Supporting user needs and skills to minimize library anxiety : considerations for academic libraries (1993)
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- Reference librarian. 1993, no.40, S.43-51
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Westbrook, L.: Unanswerable questions at the IPL : user expectations of e-mail reference (2009)
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- Journal of documentation. 65(2009) no.3, S.367-395