Cita APA (7a ed.)

Blumstein, A., & Rosenfeld, R. (1998). Explaining Recent Trends in U.S. Homicide Rates.

Cita Chicago Style (17a ed.)

Blumstein, Alfred, y Richard Rosenfeld. Explaining Recent Trends in U.S. Homicide Rates. 1998.

Cita MLA (9a ed.)

Blumstein, Alfred, y Richard Rosenfeld. Explaining Recent Trends in U.S. Homicide Rates. 1998.