Harris, T. A. (2012). I'm Ok, You're Ok. Arrow Books.
Cita Chicago (17th ed.)Harris, Thomas A. I'm Ok, You're Ok. London: Arrow Books, 2012.
Cita MLA (9th ed.)Harris, Thomas A. I'm Ok, You're Ok. Arrow Books, 2012.
Atenció: Aquestes cites poden no estar 100% correctes.