http://www.e-laws.gov.on.ca/html/regs/english/elaws_regs_900466_e.htm
http://en.wikipedia.org/wiki/Fuel_tax
http://en.wikipedia.org/wiki/Power_take-off
http://www.ontariogasprices.com/tips.aspx
http://cars.about.com/od/helpforcarbuyers/tp/ag_top_fuelsave.htm
http://www.farmsafety.ca/factsheets/power_takeoff.pdf
