APA aipamena

Booth, B. J., Ward, M. H., Turyk, M. E., & Stayner, L. T. (2015). Agricultural crop density and risk of childhood cancer in the midwestern United States: An ecologic study. Environ Health.

Chicago Style aipamena

Booth, Benjamin J., Mary H. Ward, Mary E. Turyk, and Leslie T. Stayner. "Agricultural Crop Density and Risk of Childhood Cancer in the Midwestern United States: An Ecologic Study." Environ Health 2015.

MLA aipamena

Booth, Benjamin J., Mary H. Ward, Mary E. Turyk, and Leslie T. Stayner. "Agricultural Crop Density and Risk of Childhood Cancer in the Midwestern United States: An Ecologic Study." Environ Health 2015.