Cita APA (7a ed.)

Horwitz, S., & Ruane, M. E. (2003). Sniper: Inside the hunt for the killers who terrorized the nation (1. ed.). Random House.

Cita Chicago Style (17a ed.)

Horwitz, Sari, y Michael E. Ruane. Sniper: Inside the Hunt for the Killers Who Terrorized the Nation. 1. ed. New York: Random House, 2003.

Cita MLA (8a ed.)

Horwitz, Sari, y Michael E. Ruane. Sniper: Inside the Hunt for the Killers Who Terrorized the Nation. 1. ed. Random House, 2003.