U.S. Department of Labor, Employment & Training Administration(ETA)
2019-20년 전국 농업 인력 설문조사(National Agricultural Workers Survey, NAWS) 결과 : 미국 농업 종사자의 인구구조 및 고용 특성 (Findings from the National Agricultural Workers Survey (NAWS) 2019–2020: A Demographic and Employment Profile of United States Farmworkers)
U.S. Department of Labor, Employment & Training Administration(ETA)