Cita APA (7th ed.)
Sarif, S. (2009). The world unseen. Enlightenment Press.
Cita Chicago (17th ed.)
Sarif, Shamim. The World Unseen. [USA]: Enlightenment Press, 2009.
Cita MLA (9th ed.)
Sarif, Shamim. The World Unseen. Enlightenment Press, 2009.
Atenció: Aquestes cites poden no estar 100% correctes.