Knox, W. A., Galbraith, N. S., Lewis, M. J., Hickie, G. C., & Johnston, H. H. (1963). A milk-borne outbreak of food poisoning due to Salmonella heidelberg.

Knox, W. A., N. S. Galbraith, M. J. Lewis, G. C. Hickie, و H. H. Johnston. A Milk-borne Outbreak of Food Poisoning Due to Salmonella Heidelberg. 1963.

Knox, W. A., et al. A Milk-borne Outbreak of Food Poisoning Due to Salmonella Heidelberg. 1963.