Middleham, N. (1993). Football: Policing the supporter. Home Office, Police Policy Directorate, Police Research Group.
Cita Chicago Style (17a ed.)Middleham, Neil. Football: Policing the Supporter. London: Home Office, Police Policy Directorate, Police Research Group, 1993.
Cita MLA (8a ed.)Middleham, Neil. Football: Policing the Supporter. Home Office, Police Policy Directorate, Police Research Group, 1993.
Precaución: Estas citas no son 100% exactas.