1. Avila, Z., & Mattozzi, G. (2020). “COVID-19: Public employment services and labour market policy responses.” Report. International Labour Organization. http://www.ilo.org/emppolicy/areas/covid/WCMS_753404/lang%2D%2Den/index.htm
2. Baker, A. J. (2004). Agricultural Guestworker programs in the United States. Texas Hispanic Journal of Law & Policy, 10(1), 79–114.
3. Bennett, C. (2021). “Farmer alarm on high as coronavirus Ban Halts H-2A guest workers.” AgWeb. January 27, 2021. https://www.agweb.com/news/crops/crop-production/farmer-alarm-high-coronavirus-ban-halts-h-2a-guest-workers
4. Bergmeier, D. (2020). “New Deere combine ready to help high-end producers.” High Plains Journal. August 18, 2020. https://www.hpj.com/ag_news/new-deere-combine-ready-to-help-high-end-producers/article_94fa7514-e0c9-11ea-897f-bbdc9d524f32.html
5. Beveridge, W. H. (1912). Unemployment: A problem of industry (3rd ed.). Longmans, Green, and Co.