Professional Truck Driver Institute (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Professional Truck Driver Institute" in English language version.

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1web.archive.org

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cengage.com

"Tractor-Trailer Truck Driver Training, 4th Edition - Cengage". www.cengage.com. Retrieved 2022-10-03.
"Tractor-Trailer Truck Driver Training, 4th Edition - Cengage". www.cengage.com. Retrieved 2022-10-03.

congress.gov

Anderson, Glenn M. (1986-09-30). "H.R.5568 - 99th Congress (1985-1986): Commercial Motor Vehicle Safety Act of 1986". www.congress.gov. Retrieved 2022-09-30.

cvta.org

cvta-admin (2020-09-15). "CVTA-PTDI Announce Strategic Alliance". Commercial Vehicle Training Association. Retrieved 2022-09-30.

dot.gov

fmcsa.dot.gov

"Federal Motor Carrier Safety Administration". Retrieved 2007-07-16.

natmi.org

"North American Transportation Management Institute". Retrieved 2007-07-16.

ptdi.org

"PTDI FAQs -- License Eligibility". Archived from the original on 2007-07-22. Retrieved 2008-10-16.

truckload.org

"TCA-Truckload Carrier's Association". Retrieved 2007-07-16.

web.archive.org

"PTDI FAQs -- License Eligibility". Archived from the original on 2007-07-22. Retrieved 2008-10-16.