Cita APA (7a ed.)

Marfleet, N. (2008). Why carry a weapon?: A study of knife crime amongst 15-17-year-old males in London. Howard League for Penal Reform.

Cita Chicago Style (17a ed.)

Marfleet, Nicola. Why Carry a Weapon?: A Study of Knife Crime Amongst 15-17-year-old Males in London. London: Howard League for Penal Reform, 2008.

Cita MLA (9a ed.)

Marfleet, Nicola. Why Carry a Weapon?: A Study of Knife Crime Amongst 15-17-year-old Males in London. Howard League for Penal Reform, 2008.