Dictionary.com, definition, psychological thriller (definition)[мртва веза], Accessed November 3, 2013, "...a suspenseful movie or book emphasizing the psychology of its characters rather than the plot; this subgenre of thriller movie or book – Example: In a psychological thriller, the characters are exposed to danger on a mental level rather than a physical one....",
wiley.com
onlinelibrary.wiley.com
Christopher Pittard, Blackwell Reference, Psychological Thrillers, Accessed November 3, 2013, "...characteristics of the genre as 'a dissolving sense of reality; reticence in moral pronouncements; obsessive, pathological characters; the narrative privileging of complex, tortured relationships' ( Munt 1994)..."