Não informado. (1949). Occupational Health. Royal College of Nursing Society of Occupational Health Nursing.
Style de citation Chicago (17e éd.)Não informado. Occupational Health. London: Royal College of Nursing Society of Occupational Health Nursing, 1949.
Style de citation MLA (8e éd.)Não informado. Occupational Health. Royal College of Nursing Society of Occupational Health Nursing, 1949.
Attention : ces citations peuvent ne pas être correctes à 100%.