Cita APA

Williams, J. F. (1930). Hygiene and sanitation: The essentials of modern health care (2nd ed., rev.). W.B. Saunders company.

Citación estilo Chicago

Williams, Jesse Feiring. Hygiene and Sanitation: The Essentials of Modern Health Care. 2nd ed., rev. Philadelphia ; London: W.B. Saunders company, 1930.

Cita MLA

Williams, Jesse Feiring. Hygiene and Sanitation: The Essentials of Modern Health Care. 2nd ed., rev. W.B. Saunders company, 1930.