Smith, H. V., Patterson, W. J., Hardie, R., Greene, L. A., Benton, C., Tulloch, W., . . . Forbes, G. I. (1989). An outbreak of waterborne cryptosporidiosis caused by post-treatment contamination. Cambridge University Press.

Smith, H. V., et al. An Outbreak of Waterborne Cryptosporidiosis Caused By Post-treatment Contamination. Cambridge University Press, 1989.

Smith, H. V., et al. An Outbreak of Waterborne Cryptosporidiosis Caused By Post-treatment Contamination. Cambridge University Press, 1989.