Cento giorni a Palermo (1984) by Giuseppe FerraraBook title: Un lungo sonno inquieto (Have a nice ni

Cento giorni a Palermo (1984) by Giuseppe Ferrara

Book title:Un lungo sonno inquieto(Have a nice night in English; 1983) by James Hadley Chase

The edition shown in the film is from the popular Italian series Giallo Mondadori; it was published as n°1806 issue.