APA (7th ed.) Zitazioa
Angelou, M. (2008). I know why the caged bird sings (ed.). Pearson.
Chicago Style (17th ed.) Zitazioa
Angelou, Maya. I Know Why the Caged Bird Sings. ed. Harlow: Pearson, 2008.
MLA (9th ed.) Zitazioa
Angelou, Maya. I Know Why the Caged Bird Sings. ed. Pearson, 2008.
Kontuz: berrikusi erreferentzia hauek erabili aurretik.