Cita APA (7a ed.)

Wirtz, P., & Harrell, A. (1987). The Effects of Threatening vs. Nonthreatening Previous Life Events on Fear Levels in Rape Victims. Violence and victims, 2(2), 89-97.

Cita Chicago Style (17a ed.)

Wirtz, Peter, y A. Harrell. "The Effects of Threatening Vs. Nonthreatening Previous Life Events on Fear Levels in Rape Victims." Violence and Victims 2, no. 2 (1987): 89-97.

Cita MLA (9a ed.)

Wirtz, Peter, y A. Harrell. "The Effects of Threatening Vs. Nonthreatening Previous Life Events on Fear Levels in Rape Victims." Violence and Victims, vol. 2, no. 2, 1987, pp. 89-97.