APA Format
World Health Organization (WHO) . (). Pharmacogenetics, report of a WHO scientific group/WHO. : Geneva WHO 1973
MLA Format
World Health Organization (WHO) . Pharmacogenetics, report of a WHO scientific group/WHO. : Geneva WHO 1973,
Australian/Harvard Format
World Health Organization (WHO) . . Pharmacogenetics, report of a WHO scientific group/WHO. Geneva WHO 1973, 
Warning: These citations may not always be 100% accurate.