APA (7th ed.) Zitazioa

Corey, G., & Corey, M. S. (1990). I never knew I had a choice (4th.ed.). Brooks/Cole.

Chicago Style (17th ed.) Zitazioa

Corey, Gerald, eta Marianne Schneider Corey. I Never Knew I Had a Choice. 4th.ed. Pacific Grove: Brooks/Cole, 1990.

MLA (9th ed.) Zitazioa

Corey, Gerald, eta Marianne Schneider Corey. I Never Knew I Had a Choice. 4th.ed. Brooks/Cole, 1990.