Van Orsdel, L. C., & Born, K. (2008). Periodicals Price Survey 2008: Embracing Openness.
Cita Chicago Style (17a ed.)Van Orsdel, Lee C., y Kathleen Born. Periodicals Price Survey 2008: Embracing Openness. 2008.
Cita MLA (9a ed.)Van Orsdel, Lee C., y Kathleen Born. Periodicals Price Survey 2008: Embracing Openness. 2008.
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