"Pence endorses Northup". Politics & Government. Lexington Herald Leader. FRANKFORT: McClatchy Media Network. 2007-03-09 [2007-02-27]. Archived from the original on 2018-12-11. Retrieved 2023-10-07.
Woerner, Tim (2014-07-22). Written at Corbin, KY. "0227 northup pence". Times-Tribune. London, KY. Archived from the original on 2023-10-07. Retrieved 2023-10-07.
"Pence endorses Northup". Politics & Government. Lexington Herald Leader. FRANKFORT: McClatchy Media Network. 2007-03-09 [2007-02-27]. Archived from the original on 2018-12-11. Retrieved 2023-10-07.
Woerner, Tim (2014-07-22). Written at Corbin, KY. "0227 northup pence". Times-Tribune. London, KY. Archived from the original on 2023-10-07. Retrieved 2023-10-07.