1. American Public Health Association. 1970. Recommended procedures for the examination of seawater and shellfish 4th ed. American Public Health Association Washington D.C.
2. Barker W. H. 1974. Vibrio parahaemolyticus outbreaks in the United States p. 47-52. In T. Fujino G. Sakaguchi R. Sakazaki and Y. Takeda (ed.) International Symposium on Vibrio parahaemolyticus. Saikon Publishing Co. Ltd. Tokyo.
3. Occurrence of Vibrio parahaemolyticus and related hemolytic vibrios in marine environments of Washington;Baross J.;State. Appl. Microbiol.,1970
4. Occurrence of Vibrio parahaemolyticus in estuarine waters and oysters of New;Bartley C. H.;Hampshire. Appl. Microbiol.,1971
5. Daniel W. W. 1978. Biostatistics: a foundation for analysis in the health sciences 2nd ed. John Wiley & Sons Inc. New York.