Cita APA (7th ed.)

Angelou, M. (1971). I know why the caged bird sings. Bantam Books.

Cita Chicago (17th ed.)

Angelou, Maya. I Know Why the Caged Bird Sings. New York: Bantam Books, 1971.

Cita MLA (9th ed.)

Angelou, Maya. I Know Why the Caged Bird Sings. Bantam Books, 1971.