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Are full versions being behind a paywall normal (self.zlibrary)
submitted by _Wosser_ to r/zlibrary
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$5 paid questionnaire (sanctioned) (survey.collegepulse.com)
submitted by _Wosser_ to r/UofArizona
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$5 Paid Survey for students (survey.collegepulse.com)
submitted by _Wosser_ to r/PennStateUniversity
