Freeman, R. B. (1970). Community health nursing practice. Saunders.
Lua i Stíl Chicago (17ú heag.)Freeman, Ruth B. Community Health Nursing Practice. Philadelphia: Saunders, 1970.
Lua MLA (9ú heag.)Freeman, Ruth B. Community Health Nursing Practice. Saunders, 1970.
Rabhadh: Seans nach mbeach na luanna seo go hiomlán cruinn i ngach uile chás.