APA (7th ed.) Zitazioa

O’connell, B., & O’connell, F. (2021). Happier Than Ever. Universal Music Publishing Group.

Chicago Style (17th ed.) Zitazioa

O’connell, Billie, eta Finneas O’connell. Happier Than Ever. California, United States: Universal Music Publishing Group, 2021.

MLA (9th ed.) Zitazioa

O’connell, Billie, eta Finneas O’connell. Happier Than Ever. Universal Music Publishing Group, 2021.