Cite an example of historiographic metafiction in the novel.

Historiography
is the study of the historical process - historical methods, biases, authorship, etc.
Metafiction is also sometimes referred to as illusory , fiction that may not be fiction, fiction
that has elements of reality, fiction that blurs the connection between what is real and what is
not real. I know, it sounds convoluted.

Linda Hutcheon, a Canadian academic
and literary critic, coined this term. It means, in her words, works that "are well-known
and popular novels which are both intensely self-reflexive and yet paradoxically also lay claim
to historical events and personages".

The novel is sometimes referred
to as a "non-fiction novel" because it is based on events that actually occured (the
murder of the Clutter family in Kansas by two ex-convicts, Dick Hickock...