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09:06 Is It Credible? Authorship and Authority Is It Credible? Authorship and Authority	Is It Credible? Authorship and Authority Get help 24-7 from a librarian though our chat service:https://lib.msu.edu/contact/askalib/ authority article author evidence credentials authorship credibility question decision tv experience reputation expertise doctor person sources oz factors media questions From Sara Miller 584 plays 0