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PINSKY, Mark I. The Gospel According to the Simpsons: Bigger and Possibly Even Better! Edition with a New Afterword Exploring South Park, Family Guy, and Other Animated TV Shows. [s.l.]: Westminster John Knox Press 330 s. Dostupné online. ISBN978-0-664-23160-6. S. 155–156. (anglicky) Google-Books-ID: Qlrh_eGSPZQC.
PINSKY, Mark I. The Gospel According to the Simpsons: Bigger and Possibly Even Better! Edition with a New Afterword Exploring South Park, Family Guy, and Other Animated TV Shows. [s.l.]: Westminster John Knox Press 330 s. Dostupné online. ISBN978-0-664-23160-6. S. 150. (anglicky) Google-Books-ID: Qlrh_eGSPZQC.
PINSKY, Mark I. The Gospel According to the Simpsons: Bigger and Possibly Even Better! Edition with a New Afterword Exploring South Park, Family Guy, and Other Animated TV Shows. [s.l.]: Westminster John Knox Press 330 s. Dostupné online. ISBN978-0-664-23160-6. S. 153. (anglicky) Google-Books-ID: Qlrh_eGSPZQC.
PINSKY, Mark I. The Gospel According to the Simpsons: Bigger and Possibly Even Better! Edition with a New Afterword Exploring South Park, Family Guy, and Other Animated TV Shows. [s.l.]: Westminster John Knox Press 330 s. Dostupné online. ISBN978-0-664-23160-6. S. 151. (anglicky) Google-Books-ID: Qlrh_eGSPZQC.
dvdmg.com
The Simpsons: The Complete Third Season (1991). dvdmg.com [online]. [cit. 2022-02-08]. Dostupné online.
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Academy of Television Arts & Sciences. web.archive.org [online]. 2009-04-03 [cit. 2022-02-08]. Dostupné v archivu pořízeném z originálu dne 2009-04-03.
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web.archive.org
BBC - Cult - The Simpsons: Season Three Episode Guide - Like Father, Like Clown. web.archive.org [online]. 2003-12-23 [cit. 2022-02-08]. Dostupné v archivu pořízeném z originálu dne 2003-12-23.
The Anatomy of Krusty the Clown (or Who or What Inspired the Famous "Simpsons" Clown...and Why Clowns Get a Bad Rap) - Yahoo Voices - voices.yahoo.com. web.archive.org [online]. 2014-07-29 [cit. 2022-02-08]. Dostupné v archivu pořízeném z originálu dne 2014-07-29.
Academy of Television Arts & Sciences. web.archive.org [online]. 2009-04-03 [cit. 2022-02-08]. Dostupné v archivu pořízeném z originálu dne 2009-04-03.
The Anatomy of Krusty the Clown (or Who or What Inspired the Famous "Simpsons" Clown...and Why Clowns Get a Bad Rap) - Yahoo Voices - voices.yahoo.com. web.archive.org [online]. 2014-07-29 [cit. 2022-02-08]. Dostupné v archivu pořízeném z originálu dne 2014-07-29.