Oregon Pupil Transportation Manual

https://www.oregon.gov/ode/schools-and-districts/ptf/Documents/OPTM%202018%20Draft%20Final.pdf

Student Transportation of America

https://www.ridesta.com/

National Highway Traffic Administration, School Bus Safety

https://www.nhtsa.gov/road-safety/school-bus-safety

Oregon Pupil Transportation Association (OPTA)

https://www.optaschoolbus.org/

City of Tigard News Letter – Safe Route to Schools

https://www.tigard-or.gov/community-support/safe-routes-to-school

Why Don't School Buses Have Seat Belts?

https://www.youtube.com/watch?v=_0x8matVFA8