Cita APA (7a ed.)

(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.