^Mannikka, Eleanor. "Transumtations". Allmovie. Retrieved November 27, 2011.
^Vampire Hunter D (1985) - Toyoo Ashida, Carl Macek | Synopsis, Characteristics, Moods, Themes and Related | AllMovie
^Mannikka, Eleanor. "Warning Sign". Allmovie. Retrieved August 7, 2011.
Sourcesedit
Albright, Brian (2012). Regional Horror Films, 1958-1990: A State-by-State Guide with Interviews. Jefferson, North Carolina: McFarland. ISBN 978-1-476-60042-0.
Rockoff, Adam (2016) [2002]. Going to Pieces: The Rise and Fall of the Slasher Film, 1978–1986. Jefferson, North Carolina: McFarland. ISBN 978-0-786-49192-6.
Muir, John Kenneth (2010). Horror Films of the 1980s. Jefferson, North Carolina: McFarland. ISBN 978-0-786-45501-0.
Young, R. G. (2000). The Encyclopedia of Fantastic Film: Ali Baba to Zombies. Hal Leonard Corporation. ISBN 1-55783-269-2.