Beyoncé, c., & Knowles, p. d. B. (2011). Beyoncé 4. Sony Music.
Lua i Stíl Chicago (17ú heag.)Beyoncé, cantor, agus produção de Beyoncé Knowles. Beyoncé 4. Sony Music, 2011.
Lua MLA (8ú heag.)Beyoncé, cantor, agus produção de Beyoncé Knowles. Beyoncé 4. Sony Music, 2011.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.