Orr, S., Head, J., & Nance, J. (2010). Quantitative Analysis of Commercial Online Resources Subscribed to by Twenty-Three Academic Libraries.
Style de citation Chicago (17e éd.)Orr, Sandy, Jennifer Head, et Jim Nance. Quantitative Analysis of Commercial Online Resources Subscribed to by Twenty-Three Academic Libraries. 2010.
Style de citation MLA (9e éd.)Orr, Sandy, et al. Quantitative Analysis of Commercial Online Resources Subscribed to by Twenty-Three Academic Libraries. 2010.
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