Cita APA

Keen, J. E., Wittum, T. E., Dunn, J. R., Bono, J. L., & Durso, L. M. (2006). Shiga-toxigenic Escherichia coli O157 in Agricultural Fair Livestock, United States. Centers for Disease Control and Prevention.

Chicago Style Citation

Keen, James E., Thomas E. Wittum, John R. Dunn, James L. Bono, i Lisa M. Durso. Shiga-toxigenic Escherichia Coli O157 in Agricultural Fair Livestock, United States. Centers for Disease Control and Prevention, 2006.

Cita MLA

Keen, James E., et al. Shiga-toxigenic Escherichia Coli O157 in Agricultural Fair Livestock, United States. Centers for Disease Control and Prevention, 2006.