APA Format
World Health Organization (WHO) . (). WHO expert committee on specifications for pharmaceutical preparations, TRS.645. : Geneva WHO 1980
MLA Format
World Health Organization (WHO) . WHO expert committee on specifications for pharmaceutical preparations, TRS.645. : Geneva WHO 1980,
Australian/Harvard Format
World Health Organization (WHO) . . WHO expert committee on specifications for pharmaceutical preparations, TRS.645. Geneva WHO 1980, 
Warning: These citations may not always be 100% accurate.