"Mailvox: the Hazlitt international trade challenge III". Vox Popoli. 10 يوليو 2012. مؤرشف من الأصل في 2017-03-31. اطلع عليه بتاريخ 2012-11-23."...[T]he only substantive difference between a military invasion and a labor invasion is the failure to react by the government of the invaded nation."
"Mailvox: the Hazlitt international trade challenge III". Vox Popoli. 10 يوليو 2012. مؤرشف من الأصل في 2017-03-31. اطلع عليه بتاريخ 2012-11-23."...[T]he only substantive difference between a military invasion and a labor invasion is the failure to react by the government of the invaded nation."