Agullera, C., Perry, L., & Ronson, M. (2006). Hurt. Universal Music Publishing Group.
Lua i Stíl Chicago (17ú heag.)Agullera, Christina, Linda Perry, agus Mark Ronson. Hurt. California, United States: Universal Music Publishing Group, 2006.
Lua MLA (9ú heag.)Agullera, Christina, et al. Hurt. Universal Music Publishing Group, 2006.
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