Ryan, U. (2010). WaterRa cyptosporidium literature review. IWA Publishing.
Tohutoru Kātū Chicago (17th ed.)Ryan, Una. WaterRa Cyptosporidium Literature Review. London, [England]: IWA Publishing, 2010.
Tohutoro MLA (9th ed.)Ryan, Una. WaterRa Cyptosporidium Literature Review. IWA Publishing, 2010.
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