Mustard, H. S. (1948). An introduction to public health (2d ed.). Macmillan.
Chicago Style (17th ed.) CitationMustard, Harry Stoll. An Introduction to Public Health. 2d ed. New York: Macmillan, 1948.
Cita MLAMustard, Harry Stoll. An Introduction to Public Health. 2d ed. Macmillan, 1948.
Atenció: Aquestes cites poden no estar 100% correctes.