Numbers, R. L. (1997). Sickness and Health in America: Readings in the History of Medicine and Public Health. University of Wisconsin Press.
Dyfyniad Arddull ChicagoNumbers, Ronald L. Sickness and Health in America: Readings in the History of Medicine and Public Health. Madison: University of Wisconsin Press, 1997.
Dyfyniad MLANumbers, Ronald L. Sickness and Health in America: Readings in the History of Medicine and Public Health. University of Wisconsin Press, 1997.
Rhybudd: Mae'n bosib nad yw'r dyfyniadau hyn bob amser yn 100% cywir.