Federal Reserve Bank of Minneapolis Community Development Project. "Consumer Price Index (estimate) 1800–" (英語). Federal Reserve Bank of Minneapolis. 2019年1月2日閲覧。
Logan (September 9, 2004). “The Lighter Side of Torture”. The Pitch. September 3, 2018時点のオリジナルよりアーカイブ。2018年9月3日閲覧。 “Meade cuts to commentary by the Rev. Roger Coleman, who spent an agonizing time counseling a suicidal Berdella during the killer's initial incarceration. Four years later, a panicked Berdella called Coleman and said prison officials were withholding his heart medication. Shortly thereafter, Berdella died of a heart attack.”
Logan (September 9, 2004). “The Lighter Side of Torture”. The Pitch. September 3, 2018時点のオリジナルよりアーカイブ。2018年9月3日閲覧。 “Meade cuts to commentary by the Rev. Roger Coleman, who spent an agonizing time counseling a suicidal Berdella during the killer's initial incarceration. Four years later, a panicked Berdella called Coleman and said prison officials were withholding his heart medication. Shortly thereafter, Berdella died of a heart attack.”
