(2012). The survey of institutional digital repositories, 2012-13 edition. Primary Research Group.
Cita Chicago Style (17a ed.)The Survey of Institutional Digital Repositories, 2012-13 Edition. New York, NY: Primary Research Group, 2012.
Cita MLA (9a ed.)The Survey of Institutional Digital Repositories, 2012-13 Edition. Primary Research Group, 2012.
Precaución: Estas citas no son 100% exactas.