APA

Liverpool John Moores University. Centre for Public Health. WHO Collaborating Centre for Violence Prevention, Liverpool John Moores University. Centre for Public Health. WHO Collaborating Centre for Violence Prevention, . (2009). Guns, knives, and pesticides : reducing access to lethal means. Geneva: World Health Organization.

Chicago

Liverpool John Moores University. Centre for Public Health. WHO Collaborating Centre for Violence Prevention, Liverpool John Moores University. Centre for Public Health. WHO Collaborating Centre for Violence Prevention, . 2009. Guns, knives, and pesticides : reducing access to lethal means. Geneva: World Health Organization.

Harvard

Liverpool John Moores University. Centre for Public Health. WHO Collaborating Centre for Violence Prevention, Liverpool John Moores University. Centre for Public Health. WHO Collaborating Centre for Violence Prevention, . (2009). Guns, knives, and pesticides : reducing access to lethal means. Geneva: World Health Organization.

MLA

Liverpool John Moores University. Centre for Public Health. WHO Collaborating Centre for Violence Prevention, Liverpool John Moores University. Centre for Public Health. WHO Collaborating Centre for Violence Prevention, . Guns, knives, and pesticides : reducing access to lethal means. Geneva: World Health Organization. 2009.