BLACK,Both Perry. (2014). Profesional nursing concept dan challenge. Elsevier.
Lua i Stíl Chicago (17ú heag.)BLACK,Both Perry. Profesional Nursing Concept Dan Challenge. Elsevier, 2014.
Lua MLA (9ú heag.)BLACK,Both Perry. Profesional Nursing Concept Dan Challenge. Elsevier, 2014.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.