World Health Organization. Food Safety Unit. (1997). HACCP: Introducing the hazard analysis and critical control point system. Food Safety Unit, Programme of Food Safety and Food Aid, World Health Organization.
Cita Chicago Style (17a ed.)World Health Organization. Food Safety Unit. HACCP: Introducing the Hazard Analysis and Critical Control Point System. [Geneva]: Food Safety Unit, Programme of Food Safety and Food Aid, World Health Organization, 1997.
Cita MLA (9a ed.)World Health Organization. Food Safety Unit. HACCP: Introducing the Hazard Analysis and Critical Control Point System. Food Safety Unit, Programme of Food Safety and Food Aid, World Health Organization, 1997.
Precaución: Estas citas no son 100% exactas.