Beard, M. (1929). The nurse in public health. Harper & brothers.
Cita Chicago Style (17a ed.)Beard, Mary. The Nurse in Public Health. New York, London: Harper & brothers, 1929.
Cita MLA (8a ed.)Beard, Mary. The Nurse in Public Health. Harper & brothers, 1929.
Precaución: Estas citas no son 100% exactas.