Keywords: Question and answer (Q&A) services
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Journal Articles
Journal of Documentation (2014) 70 (1): 93–118.
Published: 07 January 2014
... can present him- or herself as credible. Rhetoric Rhetorical strategies Credibility Question and answer (Q&A) services Social question and answer (Q&A) sites have become a popular alternative to traditional library-based reference services. For example, Yahoo! Answers had...

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