"Archived copy"(PDF). www.mteang.org. Archived from the original(PDF) on July 27, 2011. Retrieved January 17, 2022.{{cite web}}: CS1 maint: archived copy as title (link)
mtmanufacturingcenter.com
"Forward Focus"(PDF). Mtmanufacturingcenter.com. 2008. Archived from the original(PDF) on March 3, 2016. Retrieved April 17, 2015.
"Archived copy"(PDF). www.mteang.org. Archived from the original(PDF) on July 27, 2011. Retrieved January 17, 2022.{{cite web}}: CS1 maint: archived copy as title (link)