Cita APA (7th ed.)
Rada, R. (2001). Understanding virtual universities. Intellect.
Cita Chicago (17th ed.)
Rada, R. Understanding Virtual Universities. Bristol: Intellect, 2001.
Cita MLA (9th ed.)
Rada, R. Understanding Virtual Universities. Intellect, 2001.
Atenció: Aquestes cites poden no estar 100% correctes.