Cita APA (7a ed.)

Tromanhauser, E., Knox, G. W., & Houston, J. G. (1995). Gangs and guns: A Task Force Report.

Cita Chicago Style (17a ed.)

Tromanhauser, E., G. W. Knox, y J. G. Houston. Gangs and Guns: A Task Force Report. 1995.

Cita MLA (8a ed.)

Tromanhauser, E., et al. Gangs and Guns: A Task Force Report. 1995.