Corey, G. (1990). I never knew I had a choice (4th.ed.). Brooks.
Cita Chicago (17th ed.)Corey, Gerald. I Never Knew I Had a Choice. 4th.ed. California: Brooks, 1990.
Cita MLA (9th ed.)Corey, Gerald. I Never Knew I Had a Choice. 4th.ed. Brooks, 1990.
Atenció: Aquestes cites poden no estar 100% correctes.