Taylor, J. Edward, Stephen R. Boucher, Aaron Smith, Peri L. Fletcher, and Antonio Yúnez-Naude. “Immigration and the US Farm Labour Supply”. Migration Letters 9, no. 1 (January 1, 2012): 87–99. Accessed May 6, 2024. https://migrationletters.com/index.php/ml/article/view/205.