APA (7th ed.) Citation

Angelou, M. (2015). I know why the caged bird sings. Balantine Books.

Chicago Style (17th ed.) Citation

Angelou, Maya. I Know Why the Caged Bird Sings. USA: Balantine Books, 2015.

MLA (9th ed.) Citation

Angelou, Maya. I Know Why the Caged Bird Sings. Balantine Books, 2015.

Warning: These citations may not always be 100% accurate.