Williams, J. F. (1935). Hygiene and sanitation: The essentials of modern health care (3d ed., rev.). W.B. Saunders company.
Citação norma ChicagoWilliams, Jesse Feiring. Hygiene and Sanitation: The Essentials of Modern Health Care. 3d ed., rev. Philadelphia ; London: W.B. Saunders company, 1935.
Citação norma MLAWilliams, Jesse Feiring. Hygiene and Sanitation: The Essentials of Modern Health Care. 3d ed., rev. W.B. Saunders company, 1935.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.