Cita APA (7a ed.)

Sagi, P. C., & Zahn, M. A. (1987). Stranger Homicides in Nine American Cities.

Cita Chicago Style (17a ed.)

Sagi, Philip C., y Margaret A. Zahn. Stranger Homicides in Nine American Cities. 1987.

Cita MLA (9a ed.)

Sagi, Philip C., y Margaret A. Zahn. Stranger Homicides in Nine American Cities. 1987.