Sources
Curti, Roberto (2015). Italian Gothic Horror Films, 1957–1969. McFarland. ISBN 978-1-4766-1989-7.
Hughes, Howard (2011). Cinema Italiano – The Complete Guide From Classics To Cult. London – New York: I.B.Tauris. ISBN 978-1-84885-608-0.
Cinema 24/7
Sources
Curti, Roberto (2015). Italian Gothic Horror Films, 1957–1969. McFarland. ISBN 978-1-4766-1989-7.
Hughes, Howard (2011). Cinema Italiano – The Complete Guide From Classics To Cult. London – New York: I.B.Tauris. ISBN 978-1-84885-608-0.