Cita APA (7a ed.)
Patterson, J., & Roughan, H. (2007). You've been warned. Vision.
Cita Chicago Style (17a ed.)
Patterson, James, y Howard Roughan. You've Been Warned. New York: Vision, 2007.
Cita MLA (9a ed.)
Patterson, James, y Howard Roughan. You've Been Warned. Vision, 2007.
Precaución: Estas citas no son 100% exactas.