Polopolus, L. C., M. T. Olexa, F. Roka, and C. Fountain. “2003 Handbook of Employment Regulations Affecting Florida Farm Employers and Workers: Transportation -- Alcohol and Drug Testing [Federal]: FE416, 7/2003”. EDIS, vol. 2003, no. 11, July 2003, doi:10.32473/edis-fe416-2003.