Cita APA (7a ed.)

Lambert, M. T., & Silva, P. S. (1998). An update on the impact of gun control legislation on suicide. Psychiatric quarterly, 69(2), 127-134.

Cita Chicago Style (17a ed.)

Lambert, M. T., y P. S. Silva. "An Update on the Impact of Gun Control Legislation on Suicide." Psychiatric Quarterly 69, no. 2 (1998): 127-134.

Cita MLA (8a ed.)

Lambert, M. T., y P. S. Silva. "An Update on the Impact of Gun Control Legislation on Suicide." Psychiatric Quarterly, vol. 69, no. 2, 1998, pp. 127-134.