Cita APA (7a ed.)
Anonymous. (Jul 13, 2011). Cengage Learning and Blackboard Partner to Streamline Access to Digital Solutions and Content. PR Newswire.
Cita Chicago Style (17a ed.)
Anonymous. "Cengage Learning and Blackboard Partner to Streamline Access to Digital Solutions and Content." PR Newswire Jul 13, 2011.
Cita MLA (9a ed.)
Anonymous. "Cengage Learning and Blackboard Partner to Streamline Access to Digital Solutions and Content." PR Newswire, Jul 13, 2011.
Precaución: Estas citas no son 100% exactas.