Dyfyniad APA

Ryan, U. (2010). WaterRa cyptosporidium literature review. IWA Publishing.

Dyfyniad Arddull Chicago

Ryan, Una. WaterRa Cyptosporidium Literature Review. London, [England]: IWA Publishing, 2010.

Dyfyniad MLA

Ryan, Una. WaterRa Cyptosporidium Literature Review. IWA Publishing, 2010.

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