Penulis: Aiping Chen-Gaffey

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Sampul Aiping Chen-Gaffey & Heather Getsay: Measuring the Validity of Usage Reports Provided by E-Book Vendors: Emerging Research and Opportunities

Aiping Chen-Gaffey & Heather Getsay: Measuring the Validity of Usage Reports Provided by E-Book Vendors: Emerging Research and Opportunities

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