"Nancy Cartwright (visual voices guide)". Behind The Voice Actors. Retrieved January 17, 2022. A green check mark indicates that a role has been confirmed using a screenshot (or collage of screenshots) of a title's list of voice actors and their respective characters found in its opening and/or closing credits and/or other reliable sources of information.{{cite web}}: CS1 maint: postscript (link)
britishtheatreguide.info
Chatterton, David (2004). "Fringe 2004 Reviews (7)". The British Theatre Guide. Archived from the original on June 29, 2009. Retrieved February 5, 2009.
Gordon, Elliott (February 16, 2007). "Bart Simpson Does NASCAR". Edmunds Inside Line. Archived from the original on February 19, 2007. Retrieved February 7, 2009.
"Pages". People. December 18, 2000. Archived from the original on February 4, 2009. Retrieved February 6, 2009.
Chatterton, David (2004). "Fringe 2004 Reviews (7)". The British Theatre Guide. Archived from the original on June 29, 2009. Retrieved February 5, 2009.
Gordon, Elliott (February 16, 2007). "Bart Simpson Does NASCAR". Edmunds Inside Line. Archived from the original on February 19, 2007. Retrieved February 7, 2009.
