APA aipamena

Hansen, J. S., & Ongerth, J. E. (1991). Effects of time and watershed characteristics on the concentration of Cryptosporidium oocysts in river water.

Chicago Style aipamena

Hansen, J S., and J E. Ongerth. Effects of Time and Watershed Characteristics On the Concentration of Cryptosporidium Oocysts in River Water. 1991.

MLA aipamena

Hansen, J S., and J E. Ongerth. Effects of Time and Watershed Characteristics On the Concentration of Cryptosporidium Oocysts in River Water. 1991.