APA-referens (7:e uppl.)

Paretsky, S. (2000). Hard time: A V.I. Warshawski novel. Dell Books.

Chicago-referens (17:e uppl.)

Paretsky, Sara. Hard Time: A V.I. Warshawski Novel. New York: Dell Books, 2000.

MLA-referens (9:e uppl.)

Paretsky, Sara. Hard Time: A V.I. Warshawski Novel. Dell Books, 2000.