Freeman, R. B. (1950). Public health nursing practice. Saunders.
Cita Chicago Style (17a ed.)Freeman, Ruth B. Public Health Nursing Practice. Philadelphia: Saunders, 1950.
Cita MLA (9a ed.)Freeman, Ruth B. Public Health Nursing Practice. Saunders, 1950.
Precaución: Estas citas no son 100% exactas.