Cita APA (7a ed.)

Kelleher, M. D., & Van Nuys, D. (2002). This is the zodiac speaking: Into the mind of a serial killer. Praeger.

Cita Chicago Style (17a ed.)

Kelleher, Michael D., y David Van Nuys. This Is the Zodiac Speaking: Into the Mind of a Serial Killer. Westport [etc.]: Praeger, 2002.

Cita MLA (9a ed.)

Kelleher, Michael D., y David Van Nuys. This Is the Zodiac Speaking: Into the Mind of a Serial Killer. Praeger, 2002.