Parsons, W. J., & Hornick, R. B. (1987). Salmonella Infections. In R. Berkow (Ed.), The Merck Manual (pp. 85–89). Rahway, NJ: Merck Sharp and Dohme Research Laboratories.

Parsons, W. J., and R. B. Hornick. “Salmonella Infections.” In The Merck Manual, edited by R. Berkow, 85–89. Rahway, NJ: Merck Sharp and Dohme Research Laboratories, 1987.

Parsons WJ, Hornick RB. Salmonella Infections. In: Berkow R, editor. The Merck Manual. Rahway, NJ: Merck Sharp and Dohme Research Laboratories; 1987. p. 85–9.

Parsons, W. J., and R. B. Hornick. “Salmonella Infections.” The Merck Manual, edited by R. Berkow, Merck Sharp and Dohme Research Laboratories, 1987, pp. 85–89.

Parsons WJ, Hornick RB. Salmonella Infections. In: Berkow R, editor. The Merck Manual. Rahway, NJ: Merck Sharp and Dohme Research Laboratories; 1987. p. 85–89.