Ohio Turnpike Commission (n.d.). "Interchanges". Ohio Turnpike Commission. Archived from the original on August 17, 2011. Retrieved August 7, 2011.
Ohio Turnpike Commission (n.d.). "Service Plazas". Ohio Turnpike Commission. Archived from the original on October 6, 2012. Retrieved October 20, 2012.
Ohio Turnpike Commission (n.d.). "Interchanges". Ohio Turnpike Commission. Archived from the original on August 17, 2011. Retrieved August 7, 2011.
Ohio Turnpike Commission (n.d.). "Service Plazas". Ohio Turnpike Commission. Archived from the original on October 6, 2012. Retrieved October 20, 2012.