APA Citatie

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 citaat

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

MLA citatie

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