Burrell, N. E. (1988). Katrina Stands Alone. Review and Herald Publishing Association.
Lua i Stíl Chicago (17ú heag.)Burrell, Natelkka E. Katrina Stands Alone. Washington, D.C: Review and Herald Publishing Association, 1988.
Lua MLA (9ú heag.)Burrell, Natelkka E. Katrina Stands Alone. Review and Herald Publishing Association, 1988.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.