Sipos 2010, p. 39. Sipos, Thomas M. (2010). Horror Film Aesthetics: Creating the Visual Language of Fear. Jefferson, North Carolina. ISBN978-0-786-45834-9. OCLC607320273.{{cite book}}: CS1 maint: location missing publisher (link)
Stine 2003, p. 277. Stine, Scott Aaron (2003). The Gorehound's Guide to Splatter Films of the 1980s. Jefferson, North Carolina: McFarland. ISBN978-1-476-61132-7. OCLC606990002.
Sipos 2010, p. 65. Sipos, Thomas M. (2010). Horror Film Aesthetics: Creating the Visual Language of Fear. Jefferson, North Carolina. ISBN978-0-786-45834-9. OCLC607320273.{{cite book}}: CS1 maint: location missing publisher (link)